Head health
Magenta that drops 12 points over two weeks is a dying damper. Magenta that dies overnight after idle is humidity. Plot C/M/Y/K from nozzle checks on this serial. This is still a field estimate — not a warranty clock.
Need two nozzle checks on this machine to see drift. One photo is a snapshot, not a lifespan.
This thread is only Health. Stays until you close the app.
Empty until you type or attach a photo. This thread stays on health chat until you close the app.