To enable handwriting recognition in Windows 10, you can use a setting called Handwriting Recognition. Here's how to enable it: 1. Press the Windows key + I to open the Settings app. 2. Go to Devices. 3. Select Typing from the sidebar. 4. Under Suggestions and Autocorrections, turn on the option for Show text suggestions. 5. Under Inking, make sure Automatically show the handwriting panel is turned on. These settings should enable the handwriting recognition feature in Windows 10, allowing you to input math equations via the Input Panel. If you encounter any issues or need further assistance, feel free to ask!