25MB is "the" limit because gmail is basically the email provider.
https://support.google.com/mail/answer/6584?hl=en&co=GENIE.Platform=Desktop#zippy=%2Cattachment-size-limit
If you send an attachment above 25 it makes it a gdrive link
For schools, self hosted Ms office is the norm, so idk if Gmail limit is in effect.
There are other mail providers as well. Not sure about the limits though
25MB is "the" limit because gmail is basically the email provider.
https://support.google.com/mail/answer/6584?hl=en&co=GENIE.Platform=Desktop#zippy=%2Cattachment-size-limit
If you send an attachment above 25 it makes it a gdrive link
For schools, self hosted Ms office is the norm, so idk if Gmail limit is in effect.
There are other mail providers as well. Not sure about the limits though