You may have get a ‘BIOS Application Error 501’ error message if using not HP Preload image and press INFO button when starting unit. The HP BIOS application selected is corrupt or missing. Please install the application and try again.
BIOS Application Error (501) During the boot process, the system checks the BIOS application. If the BIOS application fails validation, it assumes that the BIOS is indeed corrupted and the system installs a hidden BIOS version to fix this particular issue and the boot process fails.
Error 501 may be related to a corrupted HP BIOS application. Follow these steps to resolve the issue: Enter the BIOS setup menu, even if you have restarted your computer, by continuously pressing the F10 key. Reset all basic default settings and reset BIOS configuration settings to factory defaults.
What causes 501 unsupported method in Python basehttpserver 501?
I got a 501 unsupported method (“OPTIONS”) result in CORS by gradually changing “Content-Type: application/json; charset=utf-8”. To fix the bug, I used to enable CORS in do_OPTIONS and allow clients to request a certain appropriate content type.
What is the difference between 501 c 3 and 501 c 4?
According to the Internal Revenue Service codes, a 501(c)3 is a non-profit organization that serves solely for religious, educational, or charitable purposes. … Donations to 501(c)3 groups are generally tax-deductible. 501(c)4 is a social welfare group that can do much more than lobbying.
What is the difference between Levis 501 and 501 93?
How are our 501® ’93 straight jeans different from classic 501® jeans? This vintage cut is slightly higher in front to fit your company size. But just like the original, it has a fuller seat, wider waist and hips, and a special knee-to-ankle trouser leg.
How do I fix BIOS Error 501?
To fix the BIOS application error (501), restore the BIOS. Click to restart your computer. For more information, see the following section, “Restoring a specific BIOS using a USB recovery drive”: If BIOS pin repair fails, HP.
How to fix BIOS error 501 in HP laptop?
Fixing Bios application error 501 on an HP laptop. 501 errors can be caused by a faulty HP BIOS application. Follow these steps to resolve the issue: Enter the BIOS setup menu when restarting the PC by continuously pressing the f10 key. Reload the factory settings of the BIOS installation and configuration.

Ermias is a tech writer with a passion for helping people solve Windows problems. He loves to write and share his knowledge with others in the hope that they can benefit from it. He’s been writing about technology and software since he was in college, and has been an avid Microsoft fan ever since he first used Windows 95.