Be prepared to see more ads after next Windows update

Microsoft Corporate Vice President Panos Panay introduces a new laptop titled the Microsoft Surface Book at a media event for new Microsoft products on October 6, 2015 in New York City. Microsoft also unveiled a virtual reality head set titled the HoloLens, a phone titled the Lumia 950, a tablet titled the Surface Pro 4 and a biometrics wristband titled the Band 2. (Photo by Andrew Burton/Getty Images)

Microsoft Corporate Vice President Panos Panay introduces a new laptop titled the Microsoft Surface Book at a media event for new Microsoft products on October 6, 2015 in New York City. Microsoft also unveiled a virtual reality head set titled the HoloLens, a phone titled the Lumia 950, a tablet titled the Surface Pro 4 and a biometrics wristband titled the Band 2. (Photo by Andrew Burton/Getty Images)

As technology advances, it seems that advertising is getting more common.

And PC users with Windows 10 are going to get a possible unpleasant surprise when they install the next operating system update.

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The number of promoted apps, or ads for Windows applications, will double from the current five tiles to 10, Engadget reported.

The ads will be links to apps in the Windows Store. They will appear in the Start menu.

What's being called the Anniversary Update will also include Windows Ink and an upgrade for Cortana.

Currently, upgrading to Windows 10 is free, but in a few months, the free period will end and users will have to pay $119 for the upgrade.

The Anniversary Update will be pushed out in July, The Verge reported.