Think of the photograph as identity data with a visual presentation layer. The picture must remain recognisable while the technical delivery matches the receiving system.
Do not repair everything at once
A rejected photo usually has a small number of failing conditions. Fixing all of them together makes it harder to know what actually worked.
Keep a copy of the version that failed
When troubleshooting, do not overwrite the previous file immediately. A simple filename such as passport-original.jpg, passport-size-fixed.jpg and passport-upload-version.jpg makes the workflow auditable and prevents accidental loss of the original.
One final question
Does this exact file match the exact application? If the answer is yes, save it and move on. If the answer is “probably,” go back to the authority page before submitting.
What can quietly go wrong
An exported image can change during resizing, compression or printing even when the preview looked fine. Inspect the saved output itself before submitting it.
A note for this exact search
For this particular topic, save the final version with the destination and date in the filename. That makes a second application easier to prepare without guessing which export you used first.
Why a Good-Looking Photo Can Still Be Rejected
Upload your photo or take a new one, choose the destination profile and review the final file before you submit it.