Telegram has full access to all of the content of group chats and regular one-to-one chats due to lack of end-to-end encryption. Their opt-in secret chats use homegrown end-to-end encryption with weaknesses. Deleting the content from the app likely won't remove all copies of it.

GmsCompatConfig (sandboxed Google Play compatibility layer configuration) version 131 released:

GitHub

Release config-131 · GrapheneOS/platform_packages_apps_GmsCompat

Changes in version 131: disable Play services OS update services to avoid errors being shown for some users update max supported version of Play s...

See the linked release notes for a summary of the improvements over the previous release and a link to the full changelog. Forum discussion thread:

GrapheneOS Discussion Forum

GmsCompatConfig version 131 released - GrapheneOS Discussion Forum

GrapheneOS discussion forum

#GrapheneOS #privacy #security #gmscompat