CUET signature, 10–50 KB
Sign on white paper and crop the ink into a wide strip. The file should stay at or under 50 KB and at least 10 KB.
This is not the photograph slot.
What usually goes wrong
If the file is under 10 KB, the crop is too empty. Move closer to the ink.
What this page checks
JPEG, 10–50 KB, starting at 350×150 pixels. Confirm the bulletin.