Do these settings help, i tested this one and appears to hide the result.  

@JerryLAERE @Brazedowl  Another way to allow 3D files to be submitted as assignments is to use the 'Text Entry' Submission type. This gives the students a blank canvas page to work on....

When exporting an image or SmartArt from a word doc as an svg file it makes any text more accessible. This can then be edited in a source code editor to add tabindex="1" etc for each text ...

Another option is to open each of the new pages that have been replaced, then go to page history and select the date before the import. But this probably wont work for other items like discussions, as...

Not sure, but is it 'Collaborations' in the main menu, and is this visible for students? Or is it within canvas group homepage area? You might need to add a screen shot so we can better unders...

@JerryLAERE @Brazedowl  Another way to allow 3D files to be submitted as assignments is to use the 'Text Entry' Submission type. This gives the students a blank canvas page to work on....

That was a great 🍕

When exporting an image or SmartArt from a word doc as an svg file it makes any text more accessible. This can then be edited in a source code editor to add tabindex="1" etc for each text ...

Another option is to open each of the new pages that have been replaced, then go to page history and select the date before the import. But this probably wont work for other items like discussions, as...

Looks like it's not possible (at the moment) - https://support.google.com/edu/classroom/thread/81229268/how-can-i-copy-a-slides-presentation-from-a-published-link?hl=en