Android App disappears (Green Pass App)

[peterleinchen]

Yes.

See here

[4.3.0] Slack icon missing after reboot

Another (clumsy) workaround: Open Aida64, go to Apps Look for Slack (*) and tap it to open the Android app info Tap Open (*) or some app

and here for a soon™ to come

[4.3.0] Slack icon missing after reboot

We have an internal bug about this issue now. The fix should arrive on the OS release 4.4.0. Thanks for reporting.