I can't delete linkscanner icon on my mac

Hello Angel,
We apologize for the inconvenience caused.
To uninstall the AVG Link Scanner please follow these steps:
1. Download the install package of Link Scanner for Mac by clicking https://share.avg.com/steam/PSP/Tomasek/Mac/avg_lsm_stf_all_2012_1815.dmg  .   The installer can be blocked by Gate Keeper. In such case deactivate Gate Keeper according to https://support.apple.com/en-us/HT202491 article.
2. Run the installer.
3. Click on Uninstall.
4. OS X may warn user to not open the installer. Please click Open.
5. The first screen of uninstaller will show up.
6. To start the uninstall process the Admin password is required.
7. After the uninstall process is allowed by Admin, the OS X will rise a request to close an Application.

Can anyone help? 
I can't seem to delete the AVG linkscanner on my mac. 

In case that the uninstall won´t work:
Check the disk permissions. For OSX 10.10 and older use https://support.apple.com/en-us/HT201560  article. For OSX 10.11.x use  https://support.apple.com/kb/PH22243?locale=en_US  article.
Please feel free to get back to us for further assistance.
Thank you.

Hello Angel,
We apologize for the inconvenience caused.
To uninstall the AVG Link Scanner please follow these steps:
1. Download the install package of Link Scanner for Mac by clicking https://share.avg.com/steam/PSP/Tomasek/Mac/avg_lsm_stf_all_2012_1815.dmg  .   The installer can be blocked by Gate Keeper. In such case deactivate Gate Keeper according to https://support.apple.com/en-us/HT202491 article.
2. Run the installer.
3. Click on Uninstall.
4. OS X may warn user to not open the installer. Please click Open.
5. The first screen of uninstaller will show up.
6. To start the uninstall process the Admin password is required.
7. After the uninstall process is allowed by Admin, the OS X will rise a request to close an Application.