#1 How do I replace the cutting blade on the chopper?
To replace the cutting blade, unlock the cutting blade and then remove the installed cutting blade before placing the desired one onto the chopper (Page 3).
#2 What should I do if I am unable to cut the food at the first attempt?
If you are unable to cut the food at the first attempt, lift the cover and press the cover down swiftly and firmly again (Page 5).