Updated FAQ

FAQ.md

@@ -4987,6 +4987,11 @@ and the Play store app will do the same, when auto-updating isn't disabled for t
 The version in the [Play Store test program](https://play.google.com/apps/testing/eu.faircode.email) is more often updated,
 but not all GitHub releases will be released as Play Store test version.
 
+The GitHub version will automatically check for updates and notify you when there is an update available.
+Since apps can't update themselves, updates can't be automatically installed.
+However, you can easily install an update via a button in the update available notification.
+You could use the [IzzyOnDroid F-Droid Repository](https://apt.izzysoft.de/fdroid/) to manage GitHub updates.
+
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 <a name="faq174"></a>

index.html

@@ -2493,6 +2493,7 @@ DNS lookup 108.27.250.142.zen.spamhaus.org ->
 </ul>
 <p>The Play store and GitHub version are signed with the <a href="https://github.com/M66B/FairEmail#downloads">same digital signature</a> (security certificate). The F-Droid build is signed by the F-Droid organization with a different digital key. This means you can’t update the F-Droid build with the Play store or GitHub version or the other way around without reinstalling. However, it is possible to install the GitHub version over the Play store version, and the Play store app will do the same, when auto-updating isn’t disabled for the app in the app description.</p>
 <p>The version in the <a href="https://play.google.com/apps/testing/eu.faircode.email">Play Store test program</a> is more often updated, but not all GitHub releases will be released as Play Store test version.</p>
+<p>The GitHub version will automatically check for updates and notify you when there is an update available. Since apps can’t update themselves, updates can’t be automatically installed. However, you can easily install an update via a button in the update available notification. You could use the <a href="https://apt.izzysoft.de/fdroid/">IzzyOnDroid F-Droid Repository</a> to manage GitHub updates.</p>
 <p><br /></p>
 <p><a name="faq174"></a> <strong>(174) Is auto discovery supported?</strong></p>
 <p>🌎 <a href="https://translate.google.com/translate?sl=en&amp;u=https%3A%2F%2Fm66b.github.io%2FFairEmail%2F%23faq174">Google Translate</a></p>