In early 2018, Adobe Photoshop CC (version 19.1) began requiring Windows 10 Anniversary Update (Version 1607)
Why does Photoshop care? Starting with Photoshop CC 2018 (version 19.0), Adobe began leveraging modern Windows APIs that simply did not exist in older builds. Specifically: In early 2018, Adobe Photoshop CC (version 19
Windows 10 version 1607 (Anniversary Update) or later
(64-bit only) In early 2018
**What If You're Running an Older Version of Windows? In early 2018, Adobe Photoshop CC (version 19
Manual Update: If the standard Windows Update isn't working, use the Windows Update Assistant to force the latest compatible version onto your machine.
The requirement for Windows 10 Anniversary Update (Version 1607) primarily impacts Adobe Photoshop CC 2018 (version 19.1)
Update Windows 10 (free):