hovi

sorry my English is not good I have a file last updated at 3/30/2021, but until today I do not upload cloud ,in other words, the file update many times at local. today i want to sync cloud , it ask me resolve conflict problem. but i choose wrong version,its 3/30/2021 version so my new file is overwrite... how can i revert to the new version, today version ,please help me ....thank you so much