Testversionen und Updates
Free Apple ID certificates expire every 7 days. Troubleshooting Common Installation Errors Error Message / Issue Root Cause Immediate Solution "App Is No Longer Available" The 7-day certificate has expired. Re-sign the app using AltStore or Sideloadly. "Untrusted Developer" Profile certificate is not verified.
There are several reasons why someone might seek out a Grindr IPA file: Grindr Ipa File
The device needs to trust the developer or the source of the IPA file. This is usually done by going to the device's Settings > General > Profiles & Device Management. Free Apple ID certificates expire every 7 days