Thank you for posting on HP Forums,
Riddle_Decipher is at your service.
I Understand you want to reset the language as you selected the wrong one accidentally,
And to help you out, I'm sending out a Private message with the reset instructions,
Please check your Private message icon on the upper right corner of your HP Forums profile
Next, to your profile Name, you should see a little blue envelope, please click on it or simply click on this link: https://h30434.www3.hp.com/t5/notes/privatenotespage
Please reply back on the public post as this Private message box is not monitored.
(The reason we are utilizing the private message is because the instructions are critical)
Keep me posted,
If the information I've provided was helpful,
Give us some reinforcement by clicking the solution and kudos buttons,
that'll help us and others see that we've got the answers!
Good Luck.