There is a Tmall 6 18 activity advertisement in the upper left corner of the computer, which cannot be deleted.

This situation is either rogue software or similar virus operation. You can use the computer housekeeper to repair the system. You can find out what suspicious software is in the computer first and uninstall it first.

The following is the use of software housekeeper for advertising screening.

1. First, on the computer desktop, double-click "Computer Manager" to enter.

2. Click "Toolbox" at the bottom right of the interface.

3. Click "Software" on the left.

4. Then click the "Software Pop-up Interception" icon.

5. Click "Turn on Interception" in the upper right corner of the interface.

6. The computer housekeeper can automatically block the advertisement pop-up.

Extended data:

Facing the pop-up window of software, the radical solution is to uninstall directly and find a replacement software. If you can't find a substitute at the moment, you can use the advertisement interception function of computer housekeeper, which can intercept advertisements to some extent.

1, the radical solution is to find the software that can pop up the window and uninstall it to find a substitute. Now there are many lightweight softwares that can replace daily computer operations, without advertising, with less capacity and higher running efficiency.

2. If some cannot be simply uninstalled because they cannot be replaced, you can try to install a third-party computer assistant to use its software interception function, or you can try to use 360 security assistant.

3. Facing the pop-up window on the webpage, you can search and download the adblock plug-in in the Chrome kernel browser, and after installation, you can filter out most pop-up advertisements on the webpage.