# Se connecter à la nouvelle application Tchap

### <span class="markedContent"><span dir="ltr" role="presentation">Introduction</span></span>

[![image.png](https://portail.ac-reunion.fr/ladoclela/uploads/images/gallery/2026-08/scaled-1680-/JjJimage.png)](https://portail.ac-reunion.fr/ladoclela/uploads/images/gallery/2026-08/JjJimage.png)

<span class="markedContent" id="bkmrk-tchap-%C3%A9volue-pour-mi-1"><span dir="ltr" role="presentation">Tchap évolue pour mieux répondre aux besoins des </span><span dir="ltr" role="presentation">agents publics avec une application plus fluide, plus </span><span dir="ltr" role="presentation">performante et mieux adaptée aux usages actuels, </span><span dir="ltr" role="presentation">notamment en situation de mobilité.</span></span><span class="markedContent" id="bkmrk--1">  
</span><span class="markedContent" id="bkmrk-ce-guide-vous-accomp">  
**<span dir="ltr" role="presentation">Ce guide vous accompagne pas à pas afin de passer à la </span><span dir="ltr" role="presentation">nouvelle application Tchap sans perdre votre historique </span><span dir="ltr" role="presentation">de messages.</span>**</span><span class="markedContent" id="bkmrk--2"></span>

<p class="callout warning"><span class="markedContent" id="bkmrk-il-ne-s%27agit-pas-d%27u-1"><span dir="ltr" role="presentation">Il ne s'agit pas d'une simple mise à jour : vous devez télécharger la nouvelle application Tchap. La version classique ne sera plus utilisée. Vos </span><span dir="ltr" role="presentation">messages peuvent être récupérés uniquement si vous suivez les étapes ci-dessous.</span></span><span class="markedContent" id="bkmrk--3">  
</span></p>

<p class="callout danger"><span class="markedContent"><span dir="ltr" role="presentation">Veillez à bien suivre ces étapes et de se renseigner aux guides officiels de la DINUM dans les liens plus bas pour s'assurer de ne pas perdre l'historique des vos conversations.</span></span></p>

#### <span class="markedContent" id="bkmrk-nouvelles-fonctionna-1"><span dir="ltr" role="presentation">Nouvelles fonctionnalités:</span></span><span class="markedContent" id="bkmrk--4">  
</span>

- <span class="markedContent" id="bkmrk-appels-audio-et-vid%C3%A9-1"><span dir="ltr" role="presentation">Appels audio et vidéo de groupe </span>  
    </span>
- <span class="markedContent" id="bkmrk-salon-priv%C3%A9-non-chif"><span dir="ltr" role="presentation">Salon privé non chiffré : un nouveau type de salon pour accueillir un nombre illimité de membre sur des </span><span dir="ltr" role="presentation">conversations non sensibles, sans être public. </span>  
    </span>
- <span class="markedContent" id="bkmrk-fils-de-discussion-%3A"><span dir="ltr" role="presentation">Fils de discussion : pour visualiser les messages sous la forme de conversations organisées au sein d’un </span><span dir="ltr" role="presentation">salon </span>  
    </span>
- <span class="markedContent" id="bkmrk-epingler-un-message-"><span dir="ltr" role="presentation">Epingler un message : pour retrouver facilement les informations importantes </span>  
    </span>
- <span class="markedContent" id="bkmrk-navigation-des-espac"><span dir="ltr" role="presentation">Navigation des Espaces : Accédez désormais à vos espaces sur mobile.</span>  
    </span>
- <span class="markedContent" id="bkmrk-r%C3%B4les-et-autorisatio"><span dir="ltr" role="presentation">Rôles et autorisations : une nouvelle section pour permettre aux administrateurs-trices d'un salon de </span><span dir="ltr" role="presentation">gérer les droits des membres. </span>  
    </span>
- <span class="markedContent" id="bkmrk-marquer-comme-non-lu"><span dir="ltr" role="presentation">Marquer comme non lu : pour ne pas oublier de répondre à une discussion, marquez-là comme non lu </span>  
    </span>
- <span class="markedContent" id="bkmrk-commande-%2Fvisio-sur-"><span dir="ltr" role="presentation">Commande /visio sur Android (bientôt sur iPhone) : pour générer un lien de visioconférence via</span></span><span class="markedContent" id="bkmrk-visio"> <span dir="ltr" role="presentation">Visio</span></span><span class="markedContent" id="bkmrk-."><span dir="ltr" role="presentation">.</span></span><span class="markedContent" id="bkmrk--5">  
    </span>
- <span class="markedContent" id="bkmrk-am%C3%A9liorations-techni"><span dir="ltr" role="presentation">Améliorations techniques</span></span><span class="markedContent" id="bkmrk--6">  
    </span>
- <span class="markedContent" id="bkmrk-interface-repens%C3%A9e-p"><span dir="ltr" role="presentation">Interface repensée pour plus de fluidit</span><span dir="ltr" role="presentation">é </span>  
    </span>
- <span class="markedContent" id="bkmrk-synchronisation-des-"><span dir="ltr" role="presentation">Sy</span><span dir="ltr" role="presentation">nchronisation des messages optimisé</span><span dir="ltr" role="presentation">e </span>  
    </span>
- <span class="markedContent" id="bkmrk-chiffrement-plus-sta"><span dir="ltr" role="presentation">C</span><span dir="ltr" role="presentation">hiffrement plus stabl</span><span dir="ltr" role="presentation">e </span>  
    </span>
- <span class="markedContent" id="bkmrk-moins-de-lenteurs"><span dir="ltr" role="presentation">M</span><span dir="ltr" role="presentation">oins de lenteurs</span></span>

#### <span class="markedContent"><span dir="ltr" role="presentation"><span class="markedContent" id="bkmrk-deux-cas-de-figure%3A-1">Deux cas de figure:</span><span class="markedContent">  
</span></span></span>

<details id="bkmrk-1.-l%27ancienne-applic"><summary>1. L'ancienne application est déjà installée sur votre appareil</summary>

[![image.png](https://portail.ac-reunion.fr/ladoclela/uploads/images/gallery/2026-08/scaled-1680-/OpRimage.png)](https://portail.ac-reunion.fr/ladoclela/uploads/images/gallery/2026-08/OpRimage.png)

<div class="pdf-preview__page-container" data-preview-backdrop="true" role="gridcell"><div class="react-pdf__Page" data-page-number="3"><div class="react-pdf__Page__textContent textLayer" data-main-rotation="0"><span class="markedContent" id="bkmrk-ouvrir-l%E2%80%99ancienne-ap"><span dir="ltr" role="presentation">Ouvrir l’ancienne application</span></span><span class="markedContent" id="bkmrk-%C2%A0-1"> </span><span class="markedContent" id="bkmrk-assurez-vous-que-l%E2%80%99a">  
<span dir="ltr" role="presentation">Assurez-vous que l’appareil est connecté et vérifié. Pour cela: </span>  
<span dir="ltr" role="presentation">1.aucun bandeau vérifier l’appareil n’est affiché </span>  
<span dir="ltr" role="presentation">2. votre historique de messages est visible </span>  
<span dir="ltr" role="presentation">3. dans la section Sécurité et vie privée des paramètres </span></span></div><div class="react-pdf__Page__textContent textLayer" data-main-rotation="0">- <span class="markedContent" id="bkmrk-votre-sauvegarde-aut"><span dir="ltr" role="presentation">votre sauvegarde automatique est activée : si ce n'est </span></span><span class="markedContent" id="bkmrk-pas-le-cas%2C-lire-les"><span dir="ltr" role="presentation">pas le cas, lire les articles pour </span></span><span dir="ltr" role="presentation">Android</span><span class="markedContent" id="bkmrk-et"> <span dir="ltr" role="presentation">et</span></span><span class="markedContent" id="bkmrk-ios"> <span dir="ltr" role="presentation">iOS</span></span>
- nous recommandons de cliquer sur Récupérer mes messages afin de prévenir d’éventuels problèmes.

</div><div class="react-pdf__Page__textContent textLayer" data-main-rotation="0"><span class="markedContent">  
<span dir="ltr" role="presentation">T</span><span dir="ltr" role="presentation">éléc</span><span dir="ltr" role="presentation">h</span><span dir="ltr" role="presentation">ar</span><span dir="ltr" role="presentation">g</span><span dir="ltr" role="presentation">er la nouvelle application</span></span>[![image.png](https://portail.ac-reunion.fr/ladoclela/uploads/images/gallery/2026-08/scaled-1680-/p4Aimage.png)](https://portail.ac-reunion.fr/ladoclela/uploads/images/gallery/2026-08/p4Aimage.png)</div></div></div><div class="pdf-preview__page-container" data-preview-backdrop="true" role="gridcell"><div class="react-pdf__Page" data-page-number="3"><div class="react-pdf__Page__textContent textLayer" data-main-rotation="0"><span class="markedContent" id="bkmrk-elle-est-reconnaissa"><span dir="ltr" role="presentation">E</span><span dir="ltr" role="presentation">lle est reconnaissable</span> <span dir="ltr" role="presentation">à</span> <span dir="ltr" role="presentation">son nouveau logo</span> <span dir="ltr" role="presentation">(</span><span dir="ltr" role="presentation">bleu plus clair avec une </span><span dir="ltr" role="presentation">virgule dans l'he</span><span dir="ltr" role="presentation">x</span><span dir="ltr" role="presentation">agone</span><span dir="ltr" role="presentation">)</span> <span dir="ltr" role="presentation">et disponible dans: </span>  
</span></div><div class="react-pdf__Page__textContent textLayer" data-main-rotation="0">- <span class="markedContent" id="bkmrk-le"><span dir="ltr" role="presentation">le </span></span>[<span dir="ltr" role="presentation">Google Play Store</span>](https://play.google.com/store/apps/details?id=fr.gouv.tchap.android.x)<span class="markedContent" id="bkmrk-de-votre-android"> <span dir="ltr" role="presentation">de votre Androi</span><span dir="ltr" role="presentation">d</span></span>
- <span dir="ltr" role="presentation">l'</span>[<span class="markedContent" id="bkmrk-app-store"><span dir="ltr" role="presentation">App Store</span></span>](https://apps.apple.com/us/app/tchap/id6736991029)<span class="markedContent" id="bkmrk-sur-votre-iphone"> <span dir="ltr" role="presentation">sur votre iPhone</span></span>

</div></div></div>Appareils sécurisés : la nouvelle application est disponible sur le Play Store de votre appareil

<div class="pdf-preview__page-container" data-preview-backdrop="true" role="gridcell"><div class="react-pdf__Page" data-page-number="3"><div class="react-pdf__Page__textContent textLayer" data-main-rotation="0"><span class="markedContent" id="bkmrk--7"></span></div></div></div><p class="callout warning"><span class="markedContent"><span dir="ltr" role="presentation"><span class="markedContent" id="bkmrk-sur-iphone-%3A-ios-18.">Sur iPhone : iOS 18.5 ou une version ultérieure est nécessaire.</span></span></span></p>

<div class="pdf-preview__page-container" data-preview-backdrop="true" role="gridcell"><div class="react-pdf__Page" data-page-number="3"><div class="react-pdf__Page__textContent textLayer" data-main-rotation="0"><span class="markedContent" id="bkmrk-lancer-la-nouvelle-a"><span dir="ltr" role="presentation">Lancer</span> <span dir="ltr" role="presentation">l</span><span dir="ltr" role="presentation">a</span> <span dir="ltr" role="presentation">nou</span><span dir="ltr" role="presentation">v</span><span dir="ltr" role="presentation">e</span><span dir="ltr" role="presentation">ll</span><span dir="ltr" role="presentation">e</span> <span dir="ltr" role="presentation">app</span><span dir="ltr" role="presentation">l</span><span dir="ltr" role="presentation">ication</span></span><span class="markedContent" id="bkmrk-elle-va-d%C3%A9tecter-la-">  
<span dir="ltr" role="presentation">E</span><span dir="ltr" role="presentation">lle va détecter la conne</span><span dir="ltr" role="presentation">x</span><span dir="ltr" role="presentation">ion e</span><span dir="ltr" role="presentation">x</span><span dir="ltr" role="presentation">istante dans l’ ancienne application, vous n'aurez pas besoin de </span><span dir="ltr" role="presentation">vérifier l’appareil et votre historique sera automatiquement transféré.</span></span></div><div class="react-pdf__Page__textContent textLayer" data-main-rotation="0">  
</div></div></div>[![image.png](https://portail.ac-reunion.fr/ladoclela/uploads/images/gallery/2026-08/scaled-1680-/x5Zimage.png)](https://portail.ac-reunion.fr/ladoclela/uploads/images/gallery/2026-08/x5Zimage.png)

<div class="pdf-preview__page-container" data-preview-backdrop="true" role="gridcell"><div class="react-pdf__Page" data-page-number="3"><div class="react-pdf__Page__textContent textLayer" data-main-rotation="0"><span class="markedContent" id="bkmrk--8">  
</span><span class="markedContent" id="bkmrk-supprimer-l%E2%80%99ancienne">  
<span dir="ltr" role="presentation">S</span><span dir="ltr" role="presentation">uppri</span><span dir="ltr" role="presentation">m</span><span dir="ltr" role="presentation">er l’ancienne application</span> <span dir="ltr" role="presentation">T</span><span dir="ltr" role="presentation">c</span><span dir="ltr" role="presentation">h</span><span dir="ltr" role="presentation">ap</span></span><span class="markedContent" id="bkmrk-si-vos-messages-sont">  
<span dir="ltr" role="presentation">S</span><span dir="ltr" role="presentation">i vos messages sont bien visibles sur la nouvelle application, vous pouvez désinstaller l’ancienne.</span></span></div></div></div></details>##### <span class="markedContent"><span dir="ltr" role="presentation"><span class="markedContent">  
</span></span></span>

<details id="bkmrk-2.-l%27ancienne-applic"><summary>2. L'ancienne application n'est pas installée sur votre appareil</summary>

Télécharger la nouvelle application [![image.png](https://portail.ac-reunion.fr/ladoclela/uploads/images/gallery/2026-08/scaled-1680-/p4Aimage.png)](https://portail.ac-reunion.fr/ladoclela/uploads/images/gallery/2026-08/p4Aimage.png)  
<span class="markedContent" id="bkmrk-elle-est-reconnaissa-1"><span dir="ltr" role="presentation">Elle est reconnaissable à son nouveau logo (bleu plus clair avec une </span><span dir="ltr" role="presentation">virgule dans l'hexagone) et disponible dans: </span></span>

<div class="pdf-preview__page-container" data-preview-backdrop="true" role="gridcell"><div class="react-pdf__Page" data-page-number="4"><div class="react-pdf__Page__textContent textLayer" data-main-rotation="0">- <span class="markedContent" id="bkmrk-le-1"><span dir="ltr" role="presentation">le </span></span>[<span dir="ltr" role="presentation">Google Play Store</span>](https://play.google.com/store/apps/details?id=fr.gouv.tchap.android.x)<span class="markedContent" id="bkmrk-de-votre-android-1"> <span dir="ltr" role="presentation">de votre Android</span></span>
- <span class="markedContent"><span dir="ltr" role="presentation"><span class="markedContent" id="bkmrk-l%27">l'</span>[<span class="markedContent" id="bkmrk-app-store-1">App Store</span>](https://apps.apple.com/us/app/tchap/id6736991029)<span class="markedContent" id="bkmrk-sur-votre-iphone-1"> sur votre iPhone</span></span></span>

</div></div></div><span dir="ltr" role="presentation">Appareils sécurisés : la nouvelle application est disponible sur le Play Store de votre appareil</span>

<p class="callout warning"><span dir="ltr" role="presentation"><span class="markedContent" id="bkmrk-sur-iphone-%3A-ios-18.-1">Sur iPhone : iOS 18.5 ou une version ultérieure est nécessaire.</span></span></p>

[![image.png](https://portail.ac-reunion.fr/ladoclela/uploads/images/gallery/2026-08/scaled-1680-/Fhqimage.png)](https://portail.ac-reunion.fr/ladoclela/uploads/images/gallery/2026-08/Fhqimage.png)

<div class="pdf-preview__page-container" data-preview-backdrop="true" role="gridcell"><div class="react-pdf__Page" data-page-number="4"><div class="react-pdf__Page__textContent textLayer" data-main-rotation="0"><span class="markedContent" id="bkmrk-se-connecter-%C3%A0-tchap"><span dir="ltr" role="presentation">Se connecter à Tchap </span></span><span class="markedContent" id="bkmrk-via-proconnect-ou-bi">  
</span></div><div class="react-pdf__Page__textContent textLayer" data-main-rotation="0">  
</div><div class="react-pdf__Page__textContent textLayer" data-main-rotation="0">  
</div><div class="react-pdf__Page__textContent textLayer" data-main-rotation="0"><span class="markedContent" id="bkmrk-via%C2%A0proconnect-ou-bi"><span dir="ltr" role="presentation">Via **ProConnect** ou bien avec votre identifiant (adresse </span><span dir="ltr" role="presentation">mail professionnelle) et mot de passe habituels si vous </span><span dir="ltr" role="presentation">n'avez pas accès à **ProConnect**.</span></span><span class="markedContent" id="bkmrk--10">  
</span><span class="markedContent">  
</span></div><div class="react-pdf__Page__textContent textLayer" data-main-rotation="0">  
</div><div class="react-pdf__Page__textContent textLayer" data-main-rotation="0">  
</div><div class="react-pdf__Page__textContent textLayer" data-main-rotation="0"><span class="markedContent"><span dir="ltr" role="presentation">V</span><span dir="ltr" role="presentation">éri</span><span dir="ltr" role="presentation">f</span><span dir="ltr" role="presentation">ier votre appareil</span></span></div></div></div><div class="pdf-preview__page-container" data-preview-backdrop="true" role="gridcell"><div class="react-pdf__Page" data-page-number="4"><div class="react-pdf__Page__textContent textLayer" data-main-rotation="0"><span class="markedContent" id="bkmrk--11"></span><span class="markedContent"><span dir="ltr" role="presentation">Pour des raisons de s</span><span dir="ltr" role="presentation">é</span><span dir="ltr" role="presentation">curit</span><span dir="ltr" role="presentation">é,</span> <span dir="ltr" role="presentation">T</span><span dir="ltr" role="presentation">chap doit v</span><span dir="ltr" role="presentation">é</span><span dir="ltr" role="presentation">rifier</span> <span dir="ltr" role="presentation">q</span><span dir="ltr" role="presentation">ue c</span><span dir="ltr" role="presentation">’</span><span dir="ltr" role="presentation">est bien vous afin de vous redonner accès </span><span dir="ltr" role="presentation">à votre histori</span><span dir="ltr" role="presentation">q</span><span dir="ltr" role="presentation">ue de messages. Vous vous avez deux options pour faire cela</span><span dir="ltr" role="presentation">: </span></span></div></div></div><div class="pdf-preview__page-container" data-preview-backdrop="true" role="gridcell"><div class="react-pdf__Page" data-page-number="4"><div class="react-pdf__Page__textContent textLayer" data-main-rotation="0">  
</div></div></div>[![image.png](https://portail.ac-reunion.fr/ladoclela/uploads/images/gallery/2026-08/scaled-1680-/Ynjimage.png)](https://portail.ac-reunion.fr/ladoclela/uploads/images/gallery/2026-08/Ynjimage.png)

<div class="pdf-preview__page-container" data-preview-backdrop="true" role="gridcell"><div class="react-pdf__Page" data-page-number="4"><div class="react-pdf__Page__textContent textLayer" data-main-rotation="0"><span class="markedContent" id="bkmrk-3a.-avec-votre"><span dir="ltr" role="presentation">3a. Avec votre</span></span><span class="markedContent" id="bkmrk-code-de-v%C3%A9rification"> <span dir="ltr" role="presentation">C</span><span dir="ltr" role="presentation">o</span><span dir="ltr" role="presentation">d</span><span dir="ltr" role="presentation">e</span> <span dir="ltr" role="presentation">d</span><span dir="ltr" role="presentation">e</span> <span dir="ltr" role="presentation">vé</span><span dir="ltr" role="presentation">r</span><span dir="ltr" role="presentation">ific</span><span dir="ltr" role="presentation">at</span><span dir="ltr" role="presentation">i</span><span dir="ltr" role="presentation">o</span><span dir="ltr" role="presentation">n</span></span><span class="markedContent" id="bkmrk-%C2%A0-2"> </span><span class="markedContent" id="bkmrk-le-long-code-%C3%A0-48-ca">  
<span dir="ltr" role="presentation">L</span><span dir="ltr" role="presentation">e long code à</span> <span dir="ltr" role="presentation">48</span> <span dir="ltr" role="presentation">caractères (lettres et de</span>  
<span dir="ltr" role="presentation">chiffres)</span> <span dir="ltr" role="presentation">q</span><span dir="ltr" role="presentation">ue vous avez g</span><span dir="ltr" role="presentation">é</span><span dir="ltr" role="presentation">n</span><span dir="ltr" role="presentation">é</span><span dir="ltr" role="presentation">r</span><span dir="ltr" role="presentation">é</span> <span dir="ltr" role="presentation">lors de la</span>  
<span dir="ltr" role="presentation">sauvegarde automati</span><span dir="ltr" role="presentation">q</span><span dir="ltr" role="presentation">ue des messages. </span></span></div><div class="react-pdf__Page__textContent textLayer" data-main-rotation="0"><span class="markedContent" id="bkmrk-voir-le-guide-d%C3%A9di%C3%A9">[Voir le guide dédié](https://aide.tchap.numerique.gouv.fr/fr/article/jai-perdu-mon-code-de-verification-comment-le-changer-4q7ix8/)  
</span><span class="markedContent" id="bkmrk-3b.-avec-un-autre-ap">  
<span dir="ltr" role="presentation"><span class="markedContent" id="bkmrk-3b.-avec-un-autre-ap-1"></span></span></span></div></div></div><div class="pdf-preview__page-container" data-preview-backdrop="true" role="gridcell"><div class="react-pdf__Page" data-page-number="4"><div class="react-pdf__Page__textContent textLayer" data-main-rotation="0">  
</div><div class="react-pdf__Page__textContent textLayer" data-main-rotation="0">  
</div></div></div>[![image.png](https://portail.ac-reunion.fr/ladoclela/uploads/images/gallery/2026-08/scaled-1680-/fzPimage.png)](https://portail.ac-reunion.fr/ladoclela/uploads/images/gallery/2026-08/fzPimage.png)

<div class="pdf-preview__page-container" data-preview-backdrop="true" role="gridcell"><div class="react-pdf__Page" data-page-number="4"><div class="react-pdf__Page__textContent textLayer" data-main-rotation="0"><span class="markedContent" id="bkmrk-3b.-avec-un-autre-ap-2"><span dir="ltr" role="presentation"><span class="markedContent" id="bkmrk-3b.-avec-un-autre-ap-3">3b. Avec un autre appareil connecté</span></span></span></div><div class="react-pdf__Page__textContent textLayer" data-main-rotation="0"><span class="markedContent" id="bkmrk-utilisez-un-autre-ap"><span dir="ltr" role="presentation">U</span><span dir="ltr" role="presentation">tilisez un autre appareil d</span><span dir="ltr" role="presentation">éj</span><span dir="ltr" role="presentation">à connect</span><span dir="ltr" role="presentation">é</span> <span dir="ltr" role="presentation">à</span>  
<span dir="ltr" role="presentation">T</span><span dir="ltr" role="presentation">chap o</span><span dir="ltr" role="presentation">ù</span> <span dir="ltr" role="presentation">l'histori</span><span dir="ltr" role="presentation">q</span><span dir="ltr" role="presentation">ue est visible (votre</span>  
<span dir="ltr" role="presentation">ordinateur ou un autre t</span><span dir="ltr" role="presentation">é</span><span dir="ltr" role="presentation">l</span><span dir="ltr" role="presentation">é</span><span dir="ltr" role="presentation">phone).</span></span></div><div class="react-pdf__Page__textContent textLayer" data-main-rotation="0">[<span class="markedContent"><span dir="ltr" role="presentation">Voir le guide dédié</span></span>](https://aide.tchap.numerique.gouv.fr/fr/article/jai-perdu-mon-code-de-verification-comment-le-changer-4q7ix8/)</div></div></div></details>##### <span class="markedContent"><span dir="ltr" role="presentation"><span class="markedContent" id="bkmrk--14">  
</span></span></span>