I downloaded the recent update and now I can't open Libre Office; what can I do?

Unable to open Libre Office after updating. What do I do next?

Would you mind to tell us your operating system, its version, how you try to start LibreOffice and any error messages you may get?

i have the same problem- april 2020- after downloading 6.4.2 update. I am concerned I cannot see an answer to the question asked 21 Nov 2019
Help please

https://wiki.documentfoundation.org/Ask/Getting_Started

I am concerned I cannot see an answer to the question asked 21 Nov 2019

No question was asked 21 Nov 2019. A proper question would contain the information required to attempt to answer; the missing bits were requested in the comment, and weren’t added. You did the same…