Insufficient permissions prompt for root running file in linux

Solution:

chmod   a+x   filename

PS: Use strings to set file access permissions.

Online video tutorial sharing: linux video tutorial

The reading is represented by r, the writing is represented by w, and the execution is represented by x;

The owner is represented by u, the group user is represented by g, other users are represented by o, and all users are represented by a.

For example:

chmod a+r,u+w,u+x,g+w  myName.txt

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