Refurb / Windows Laptops/Netbook related Dell laptops' backup, recovery and diagnostic
For Dell's laptops, power on the unit, then press F12 to bring the boot menu for Recovery and diagnostic.http://www.dell.com/support/contents/us/en/19/article/Product-Support/Self-support-Knowledgebase/software-and-downloads/dell-backup-solutions/Dell-Backup-and-Recovery ...
Refurb / Apple products related / Apple Laptops' Diagnostic techniques, tips, howto 2021 MacBook Pro boot from USB
https://www.ninjastik.com/support/2018-macbook-pro-boot-from-usb/Mac Book Pro: Boot into Recovery ModeTo access Recovery Mode, turn off your Macbook, turn it on and hold the ...
Refurb / Windows Laptops/Netbook related Samsung recovery key , rest to factory default
During the boot up, press "F4" key to enter the recovery.F2: enter biosF10: boot select.If you need to boot to ...
Refurb / Windows Laptops/Netbook related Brand Laptop boot select
Boot Select: Druing the boot up logo, press the key.Dell/Alienware: F12HP/Compaq: F9Asus: ESCAcer: Go to bios MAIN to enable F12Lenovo: ...