Installing Windows 8.1 after Ubuntu 14.04
8320
How can I install Windows after I've installed Ubuntu?
129293
How to get Windows 7 back after installing Ubuntu (Linux)
118974
How Do I Reset A Manual Installation Of Windows Subsystem For Linux?
46297
Grub does not show a Windows 8 option after dual boot
55876
Restore Windows bootloader
156288
Can I reinstall windows without reactivating it?
140942
Install Ubuntu alongside Windows (legacy mode)
26383
How to install Windows 7 after Ubuntu and dual boot?
146496
Can I acquire a Windows 8.1 licence by free upgrade from 7 to 10, then downgrading
63200
Windows 8.1 update not showing
64823
Installed Ubuntu alongside Windows 8, and W8 won't boot anymore
48673
Windows 8 OEM Reinstalling
96207
Remove win 8, install Ubuntu 16.04 64 bit on a laptop with UEFI
143712
Repair Grub after install windows?
5413
How can I repair grub? (How to get Ubuntu back after installing Windows?)
90878
Windows 8.1: Windows cannot be installed to this disk
70557
Unattended Windows 8.1 installation ISO