leave well alone

US /liːv wɛl əˈloʊn/
UK /liːv wɛl əˈloʊn/
"leave well alone" picture
1.

zostawić w spokoju, nie ruszać

to not try to change something that is already satisfactory or working well, because doing so might make it worse

:
The system is working fine, so it's best to leave well alone.
System działa dobrze, więc najlepiej zostawić to w spokoju.
I was going to redecorate, but my husband told me to leave well alone.
Miałam zamiar odnowić, ale mój mąż powiedział mi, żebym zostawiła to w spokoju.