DEALING WITH A GRUB ERROR AFTER REMOVING LINUX (USING WINDOWS ISO FILE)

1. To Deal with a grub rescue error You need a Windows ISO file  or Ubuntu file

2.To deal with this error you should download the Windows ISO File 

3. Windows ISO File can be downloaded here Windows 10

4.After Downloading Windows ISO File you have to create a BOOTABLE USB using any software
5. You can create a BOOTABLE USB this links   

•  USING RUFUS (FREE)
• USING POWER ISO (PAID)

6. Then GO to your laptop's Boot Menu Enable USB BOOT LOADER and enable USB BOOTING

BOOT KEYS

DELL BOOT MANUAL

7. After Inserting USB you we will see this menu select REPAIR YOUR COMPUTER at Bottom and select TROUBLESHOOT 

8. After that Select Advanced Option
9.Then Select COMMAND PROMPT in Advanced Options

 10.After selecting Command prompt then Type:

• bootrec.exe/FixMbr

• bootrec.exe/FixBoot

• exit

11.Then return the Menu and Select Turn off Computer

12.Then Boot Your Computer Normally By changing BOOT OPTIONS IN BOOT MENU