Battery error: 601 - HP Support Community - 5398035
HP Notebook PCs - 601 or 60X Error Displays on a Black Screen | HP® Customer Support
Disable HP laptop battery error 601 warning message on all HP laptops | P&T IT BROTHER - Computer Repair Laptops, Mac, Cellphone, Tablets (Windows, Mac OS X, iOS, Android)
How to fix PC error code 601 in HP laptops
HP Notebook PCs - 601 or 60X Error Displays on a Black Screen | HP® Customer Support
Primary (internal) battery 601 - HP Support Community - 542305
Solved: Internal Battery error(601) at startup. - HP Support Community - 6855515
Solved: HP Pavilion X360 Battery (601) Alert Issue - HP Support Community - 5885245