how can I reinstall ubuntu while using it by formating whole hard disk?
8745
Replace one Ubuntu with another from USB pen drive
102366
How to wipe and install ubuntu?
46761
How do I erase/format a harddisk from a live CD?
413
How do I install Ubuntu?
139149
How to reinstall Windows 7 using in-place upgrade when the system is unbootable?
69941
How do I install Ubuntu on a second hard drive?
58487
How do I destroy my installation? (render it unbootable?)
10709
Can i upgrade ubuntu without losing my apps and files?
38826
How to remove Ubuntu from dual boot system with Windows?
107544
How can I remove Ubuntu from my system and install the Windows bootloader?
100806
How to remove ubuntu partitions and use them to install windows
156288
Can I reinstall windows without reactivating it?
156812
How to reinstall Ubuntu in dual boot with Windows 10?
125237
What's the best way to completely remove everything from a computer, without re-installing?
4567
My disk already has 4 primary partitions, how can I install Ubuntu?
81985
How to format hard disk in Ubuntu 14.04?
130437
Can I erase all partitions including EFI and install only Ubuntu?