约 133 个结果
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Add or remove a digital signature for Microsoft 365 files
Digital signatures and certificates - Microsoft Support
Obtain a digital certificate and create a digital signature
Remove a watermark - Microsoft Support
Create a sheet of nametags or address labels - Microsoft Support
Add a DRAFT watermark - Microsoft Support
Apply sensitivity labels to your files and email - Microsoft Support
Add a signature line - Microsoft Support
Add the file name, date, author or other document properties to a ...
Create and print labels - Microsoft Support
Digitally sign your VBA macro project - Microsoft Support