Up to now, I cannot install my new "AVG/TuneUp15" on my PC; information: Setup-Fehler, Leider wurde die Installation aufgrund eines unerwarteten Fehlers gestoppt. Seit 4 Wochen ist auch ein update für TuneUp14 nicht mehr möglich!

Ralf-Gunther, This Community is basically English language… Query translation…
Setup Error, Sorry to install due to an unexpected error has been stopped. For 4 weeks, an update for TuneUp14 is no longer available!

You've actually posted your query in the wrong area! It should have been located here (https://support.avg.com/answers?feedtype=RECENT&dc=AVG_Performance_PC_Tuneup&criteria=ALLQUESTIONS&). Re AVG Community Support expert assistance from Brno, Czech Rep… They will attend to your posting @ their earliest convenience but please bear in mind that it's now the weekend i.e. Workdays [Mon-Fri] 9:00am - 5:00pm CET.
AVG Guru

Hi Ralf-Gunther,
For help on your issue please try use Remover tool (http://www.avg.com/filedir/util/TuneUp_Remover.exe) prior installation.
Thanks

What can I do to install my new TuneUp ?

Ralf-Gunther, This Community is basically English language… Query translation…
Setup Error, Sorry to install due to an unexpected error has been stopped. For 4 weeks, an update for TuneUp14 is no longer available!

You've actually posted your query in the wrong area! It should have been located here (https://support.avg.com/answers?feedtype=RECENT&dc=AVG_Performance_PC_Tuneup&criteria=ALLQUESTIONS&). Re AVG Community Support expert assistance from Brno, Czech Rep… They will attend to your posting @ their earliest convenience but please bear in mind that it's now the weekend i.e. Workdays [Mon-Fri] 9:00am - 5:00pm CET.
AVG Guru

Hi Ralf-Gunther,
For help on your issue please try use Remover tool (http://www.avg.com/filedir/util/TuneUp_Remover.exe) prior installation.
Thanks