|If it has Acer Empowering Technology |
1: Click the "e" button right had corner
2: Select Acer esettings management
3: Scroll the drop down under 'System information'
My serial no is 22 characters, the fist ones (LXATQ plus some digits) refer to the specific model specification, I would give Comet all 22. The 11 digit code that Acer are telling you to use is the SNID.Whenever my Acer has been repaired by Acer the serial number has been listed as 22 characters.