That is no longer true.

These tools are widely recognized for their ability to manipulate image levels to reveal what's underneath "soft" markups (like highlighter or low-opacity digital pens).

Let’s debunk the old tricks:

Revealing text that has been painted over in a screenshot is often possible because digital "ink" is rarely 100% opaque. Whether you are recovering your own lost notes or investigating redacted information, various AI-powered and manual adjustment tools can help uncover what's hidden. Best Free Online AI Tools for Screenshot Editing

Exclusive “Inpainting Reversal” AI scans the painted area. It looks for: