If the Backspace only deletes one letter at a time or is not working in Windows 11/10, you should turn off Filter Keys. Here are some more suggestions to try.

The Insert key usually appears twice on a standard keyboard—next to the Backspace key and on the number pad. Its proximity to frequently used keys means it's easy to press by accident, which can lead ...

As mentioned, check to insure that there are no keys stuck. Try another keyboard to see if the problem carries over and/or purchase another keyboard--they're relatively inexpensive and this one ...

Swiping left on Gboard’s backspace key lets you quickly delete entire words/phrases, while Google will show what you just removed in the suggestions strip for quick restore. To take things a ...

The backspace key, for example, has a much heavier sound than the regular A-Z keys, as does the space bar. It does sound like you’re tapping away at a genuine mechanical keyboard, as I do every day.

AutoHotkey, in case you missed my last two posts, is a free macro/scripting tool that can automate tasks, remap keyboard keys, and so on. Yesterday you learned how to use AHK to auto-complete text ...

If the Delete key on your keyboard is not working on your Windows 11/10 PC, check the key physically, disable Sticky or Filter keys, remap the key, etc.