To completely remove CIS Premium from your computer, you need to uninstall the following programs related with CIS Premium software:COMODO Internet Security (129.00MB), COMODO GeekBuddy (18.67MB) and Comodo Dragon (70.80MB). Read more steps below.
Steps
Method 1
1.
Visit Start > Settings > Control Panel; click on Add or Remove Programs.
2.
Scroll down; locate and run the option “Change” in COMODO Internet Security program.
Scroll down; locate and run the option “Change” in COMODO Internet Security program.
3.
Wait. Click Next on COMODO Internet Security Premium Setup.
Wait.
4.
Click Remove from CIS Premium Setup – Change, repair, or remove installation.
Click Remove from CIS Premium Setup – Change, repair, or remove installation.
5.
Click on “No thanks” button from Setup.
Click on “No thanks” button from Setup
6.
Tell your CIS Premium experience; click “Send Feedback & Uninstall” button.
Tell your CIS Premium experience; click “Send Feedback & Uninstall” button.
7.
Click Remove from the Setup window. Wait.
Click Remove from the Setup window.
8.
9.
Click Finish on CIS Setup Wizard.
Click Finish on CIS Setup Wizard.
9.
Click Yes from CIS Premium Setup to restart your Windows.
Method 2
1.
Start > Programs > Comodo > COMODO GeekBuddy; run the Uninstall COMODO GeekBuddy.
2.
Wait. Click Close from Uninstall Complete window.
Method 3
1.
Again, run the Uninstall Comodo Dragon in Comodo – Dragon
2.
You can then keep the settings file for Dragon; or you select the “Remove user profile”, and click Uninstall from COMODO Dragon Uninstall.
Optional step for advanced users
1.
Search and clear CIS Premium leftover files and registry entries.
Source:.wikihow.com