Dear @Penny007 ,
Thank you for your post in our forum.
I will answer your questions in turn:
- No.
- You still have access in file explorer.
- It is not possible, you have to migrate the files to SharePoint before you share them.
- No, they will not be synchronized with each other.
Should you have any questions or concerns, please do feel free to contact me.
Yours sincerely,
Renjie Sun
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