Translations:Faq/Calc/How to remove a Password Protected Sheet Flag/3/en
Other than that, there exists a protection flag that determines whether a sheet and its cells is editable or not, which also in the case of a password being assigned is more or less just a simple flag in the file format. It is possible to remove it if you know what you're doing. Backup your document first! We are not responsible if modifying your document will result in something eating your cat later or even worse.