It depends whether you want some inter-operability. [1] is "universal", not just for Excel files. [2] might give you troubles opening that file on non-Excel systems.What is better on my Win 7 laptop?
[1] 7Zyp on AES256 encrypt OR
[2] Save Excel file go to Info>Protect Wordbook>Encrypt with password.
Thank you. For my Android I am going to try Zarchiever because I saw a positive report somewhere else on it.
It depends whether you want some inter-operability. [1] is "universal", not just for Excel files. [2] might give you troubles opening that file on non-Excel systems.What is better on my Win 7 laptop?
[1] 7Zyp on AES256 encrypt OR
[2] Save Excel file go to Info>Protect Wordbook>Encrypt with password.
Thank you AlabalchoIt depends whether you want some inter-operability. [1] is "universal", not just for Excel files. [2] might give you troubles opening that file on non-Excel systems.