Undo or redo history is not working

Solutions

• 1.Use Ctrl+Z or Cmd+Z for undo
• 2.Use Ctrl+Shift+Z or Cmd+Shift+Z for redo
• 3.Check if you have reached the undo history limit
• 4.Verify you are not in a mode that prevents undo
• 5.Try clicking Edit > Undo from the menu
• 6.Refresh the page if history appears stuck