HOW TO LOCK COLUMNS ??? (we need Lock Highlight Columns)

[krunal123]

@ HOW TO LOCK COLUMNS ???

I try Column " A" & "B" FIX & Lock .......

This "HSN CODE " IS EVERY TIME FIX & SAME IN BILL .........
Problem : 5 and more people use this File, So my was Change every time , i tried ...
We Need lock Columns lock trick ..
pleased solve my Query.

 

[krunal123]

I was try Full Column lock but My filter is not working ???? how to solve it , Column Lock and Working my Filter