Servers appear as separate tabs at the top of the desktop window and can be reordered by dragging. I’ve installed Mattermost in a Qnap and everything works perfectly, it’s awesome. But, when I install the app for Android there are some problems.

Easy to deploy, manage, and upgrade – Mattermost runs as Linux binary, Docker image, and many other forms. If you’re seeing this message all the time, and your internet connection seems fine, ask your server administrator whether the server uses NGINX or another webserver as … Could you share a little about which server version of Mattermost you have installed and which version of Android you have on your device?The server version is: 4.2.0.2 running in a Qnap NASI’ve installed and uninstalled the app several times…and the problem continues.I have the same issue but I am on the latest build.At the moment if you’ve self-signed your SSL certificate the app won’t accept it without building a version with some added configuration. Once it finishes, it will create an .apk file with the APP_NAME as the filename in the project’s root directory.

Connect to another server.

If you have not set Fastlane to submit the app to the Play Store, you can use this file to manually publish and distribute the app. Certificates are retrieved for any hostname a client tries to reach the server at.Now the SSL is working, I can login to mattermost using Android app, but I’ve no idea on how to renew the SSL now. This means if you use the Mattermost apps from the Apple App Store or Google Play, you need to use the hosted push notification service from Mattermost, Inc. In future, when notified of security updates, apply them promptly.


Web UI, desktop app, and even mobile web work fine on a newly created MM instance (based on the production-docker configuration), all over SSL under a commercial wildcard cert, with no discernible errors. ----- Mattermost is secure workplace messaging from behind your firewall. Via web o Mac app works properly, quick and there’s no problem…everything is wonderful. I am running MM server 5.13.0 and Android app version 1.21.1 on a Samsung Galaxy Note 5 running Android 7.0 The same phone was able to connect using 1.21.0 but after updating to 1.21.1 it stopped connecting.

First of all to check if it’s the same problem, if you do systemctl status mattermost.service and see tls: unknown certific then it’s probably the same problem - apparently browsers automatically look up intermediate CAs (which is why it works in browsers) but other TLS clients may not, so you need to provide all of the certificates. This took awhile to troubleshoot because everything had been working before, including the Android app until the most recent upgrade.

Entering the same URL on the same android device in a browser it works fine. Android App Open the mobile application and enter the address of your Mattermost server to connect Confirm you’re subscribed to Mattermost Security Bulletins. This took awhile to troubleshoot because everything had been working before, including the Android app until the most recent upgrade. When I upgrfaded to 4.9.1 I lost the ability to connect with the Android app.I’ve upgraded to 4.9.2 and I’m still having the same issue(s). I can confirm that on the same mobile device I’m able to connect to the server using Chrome, and log in successfully. I'm having the same issue.

Summary I cannot connect to a mattermost server running on a non-public ip-address on a non-standard port (8443) using the android app. The app just keeps say ‘cannot connect’Also, I see on the app reviews in Google Play store it seems many people are having this same issue.I did not see any issues in the report, and all Android versions reported back successfullyBrowser in android phone is able to connect to mattermost, just the android app is unable to connect.I just noticed that in your original post, you’ve stated your server URL as There’s still no update on this?

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