Unable to sign into powerpoint using college ID

Is this on your own device or one provided to you by your school/college? Are you trying to do this at home or at your educational institution? Whichever it is contact your school/college’s IT department for assistance.

"sign in to powerpoint: I have tried to sign in to powerpoint with my college ID but it doesn't work, but while I sign in with safari it work why?"

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Academic Login Not Working:

Powerpoint is a Microsoft product. It is nothing of Apple. So, contact your Web Master, asking for assistance. See if logging in here works: Microsoft Academic - Microsoft Resaerch