Update OEM-unlock-problems.md

KnownIssues/OEM-unlock-problems.md

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-# OEM-unlock code
-
-If you get the message "Password verification failed" on your phone after entering the unlock code.
-It might be the problem, that you are using an old Android version. So update your Android and try it again.
-
-For additional information see here: https://forum.fairphone.com/t/bootloader-unlocking-code-for-fairphone-3-not-working/66685/6

KnownIssues/WhatsApp-Telegram-problems.md

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+# WhatsApp and Telegram doesn't work properly
+
+Retrieve pictures, videos, audio and voice-text doesn't work.