Hi @Li, Ruyi /SG,
Did you mean after saving the Workbook which connect to the source Workbook, the source Workbook changed to read-only?
Did this problem appear after re-open the source Workbook?
Where did you save the source Workbook?
How did you connect to the source Workbook?
I suggest you provide more detail information about the problem so that I can get more accurate solutions to this problem. I’m glad to help and follow up your reply.
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