Fullscreen window disappears when using multiple monitors

[curya]

System information:

• Windows OS version: 10
• ImageGlass version: 9.0.8.1208

To Reproduce

Steps to reproduce the behavior:

1. Open image in ImageGlass on 1st monitor.
2. Drag window to 2nd monitor.
3. Press F11.
4. Window disappears

Actual behavior:

Window disappears if you drag a window to another monitor and try to fullscreen it.

Expected behavior:

Window should not disappear.

Additional context:

If I click on another window on the second monitor before pressing F11, then it works correctly.

Steps to reproduce the behavior:

1. Open image in ImageGlass on 1st monitor.
2. Drag window to 2nd monitor.
3. Click on another random window already on 2nd monitor.
4. Click back to original ImageGlass window.
5. Press F11.
6. Now works correctly.

[d2phap]

@curya Can you try ImageGlass 9.1 Beta if it's fixed?