Thanks for reaching out to the Community and welcome!
Canvas is one of the features that we're still testing. We're always trying out new features and improvements for the app and the overall experience, that's why you might have some features other uses don't (or vice-versa), or you could get a new feature to try out temporarily.
We recommend taking a look at this Ongoing Issue. You can add your +Vote and Subscribe to be on top of any new updates we share about it.
We hope this sheds some light on this. If you have any questions, give us a shout.
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