How do I change the language and location settings on the HP Officejet 4500 G510 control panel?
Use the left and right arrow buttons (◄ and ►) to scroll to your desired language, press OK, and then press 1 to confirm the selection. Repeat the same process to select your location. (Page 2)
From the official HP Officejet 4500 All-in-One Printer Series G510 manual, page 2
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