Do It Wiser Help Center

Warranty - Different Shape or Size of unit.


In the case that you find the arriving unit different to what you expect, please confirm what you need, by running a search on the web for the model of the machine and the words “Toner cartridge”.

In our experience Drum units sometimes gets confused as toner cartridges. Usually, the part holding the toner powder is considered the cartridge.

If you still believe you made the purchase correctly and that a different part arrived, please send a   to

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