Dual OS Kali Linux – Windows 7 on Toshiba C40-A
If you make a mistake when installing kali linux as second OS on your laptop, and after that you can’t switch to your windows os as usual, i hope this video can give you bit of information.
Boot repair disk by yannubuntu:
https://sourceforge.net/projects/boot-repair-cd/
Bootable USB flash drives utility:
https://rufus.ie/
how to repair windows 7