[AC Question]

I have T-Mobil. Phone rings sometimes on incoming calls. outgoing calls ok.

[belodion]

Try Settings, Apps, All, scroll to the Phone app, open, and select Clear Cache.

If no go, try Settings, Storage, Cached Data, and clear the cache.

If no go, try wiping the Cache Partition.

If still no go, and all your personal data is backed up, try a Factory Reset, which wipe the phone.

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