A sketched process can contain handwritten labels, arrows and boxes on the same OneNote page. Converting everything at once risks treating a useful drawing as text. Decide which strokes carry words and which express relationships before selecting anything.

Retain an untouched copy of the page. Choose one short label whose letters are separate from the arrow or border beside it. Use desktop OneNote for Windows; Microsoft states that this handwriting-to-text command is unavailable in OneNote for the web.

Select the intended ink

On Draw, choose Lasso Select and enclose the handwriting to convert, then choose Ink to Text. The operation converts the selected handwritten content to typed text on the page. Begin with the single label so you can inspect the selection and result without disturbing the whole diagram.

For another handwriting language, Microsoft directs users to confirm that its handwriting support is installed in Windows. Select the ink, choose Review, Language, Set Proofing Language, then return to Draw, Ink to Text. Language installation requires appropriate local administrator rights; use the normal managed-device process if support is missing.

Check both wording and placement

Compare the converted label with the retained ink. Inspect letters, numbers and punctuation, then read it as part of the diagram. A correctly recognised phrase can still be unhelpful if it obscures the arrow that establishes what the label describes.

Check that nearby boxes and connecting strokes still communicate the intended relationship. If the selection included part of a drawing, return to the preserved version and make a narrower selection rather than repeatedly converting a damaged result.

Continue label by label where the drawing is dense. Leave an ambiguous handwritten mark visible for the author to resolve instead of guessing whether it is a digit, a symbol or part of an arrow.

Before sharing the cleaned note, read the process in its intended direction and follow every connection. Keep the original ink alongside the typed revision until the author accepts the result. The useful outcome is a more legible diagram with the same relationships, not simply a page containing fewer pen strokes.

Sources: Microsoft: handwritten notes and conversion.