using chmod in window code example
Example 1: chmod
sudo chmod -R 777 name-file-wht-upu-want ///open for accsess all users
sudo chmod 644 #for example file /etc/hosts
https://ss64.com/bash/chmod.html
Example 2: chmod
For changing permissions mode of files as "file.exe" follow next examples idea:
chmod file.exe ugo+x #Add x:execute permissions to u:user g:gropu and o:others
chmod file.exe o-rw #Remove r:read and w:write permissions to o:others
chmod file.exe +rwx #Add all r:read, w:wirte and x:execute permissions to all.