Macros stop to work when work sheet is protected. Run time error 1004

I have three macros in my workbook that work fine. However, when I protect any of the worksheets, they stop to work and I get a run-time error 1004.

I have tried following the two suggestions that I found online:

Unprotect at start of macro code, and protect at end;
User Interface Only) but the run-time error remains.
I need my Workbook to be protected and for my macros to function, what shall I do?

Here is the code for all three macros:

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