I have moved this to the Q&A as it is no site issue; please check in with the Maxon One app. Please use the Site Issue ONLY for problems with the site itself. Thank you.
No function would set all objects at once to this.
You can set up an XPresso with the Objects set to Reference Mode> Relative Reference, so the object in question is used (Where the tag sits). From a Parent, the tag can be distributed. Object Manager> Tag> Copy Tag to Children. Then, if it needs to be removed, you can select all Xpresso tags and delete those. If only these, then provide a specific name to search for this one.
I have used here a simple position round() formula:
More work would be needed, but to test this, this should work.
All the best