Platform [ ] iOS – not tested [x] Android Obsidian Mobile version: v0.0.17 Steps to reproduce: Create a new note with a title containing ? character, e.g. WTF is Time? You’ll get an error that says Unable to rename, unknown reason: [Screenshot_20210428-143532] Thank you for your excellent …

That’s a forbidden character. It may work on some OSes but not on all (on Windows it’s forbidden), and I think it’s also an illegal character for Obsidian sync for this reason.

psidnell April 29, 2021, 6:21am 5

I did find this:

[Bug] Can't create note with title containing a question mark (`?`) character