Well ... as I said - I exaggerated it and the system did not boot properly or probably: the launcher had a problem - so the only thing I could do was enter the recovery. If that is too dumb it is also ok - just wanted to ask (that's why I have a n...
Thank you for your answer
I installed the version "twrp-3.2.2-1-a3y17lte" which works very well
thank you for this great job