Why is there a question mark on the menu bar of engraving software?

There is a question mark on the menu bar of engraving software for the following reasons:

1, the driver is not installed correctly. Unloading and reloading or installing the updated driver directly can solve the problem that the menu bar of lettering software is full of question marks.

2, the registry font problem, update the registry font, you can solve the problem that the lettering software menu bar is full of question marks.

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