update to the newest firmware
but I am not sure if this will help - the problems you described may be caused by a hardware damage, very likely water
-> try update, let's go from there
if damaged then contact your retailer for details about repair
No support or warranty issues over PM! Please send PMs to the moderators only if you have general problems with using the forum! Thanks for helping us to keep the support efficient.
Kein Support oder Reklamationsabwicklung über PM! Bitte senden Sie an die Moderatoren nur PMs bei allgemeinen Problemen mit der Verwendung des Forums! Danke dass Sie uns dabei helfen, den Support effektiv zu gestalten.
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