Automatically Protect Worksheet Upon Opening

The workbook I am sharing has several worksheets. all are password protected to prevent inadvertent changes to forumlas by users. The problem is that I sometimes forget to re-protect a worksheet after making a change so I am using this soluiton on every worksheet, which is cumbersome:

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The above method works perfectly but it needs to be replicated on every worksheet. Is there a way to accomplish this just once for each workbook?

Thanks for any suggestions you may have.