If you want to correct the keystone like projected image of ViewSonic X1 Projector, you may follow this guide to finish the task.
Correcting Keystone of ViewSonic X1 Projector
Keystoning refers to the situation where the projected image becomes a trapezoid due to angled projection.
To correct this, besides adjusting the height of the projector, you may also:
- Use the Left/ Right/ Up/ Down keys on the projector or remote control to display the keystone page (when the input source is not SMART SYSTEM).
- After the keystone page is displayed, press Down to correct keystoning at the top of the image. Press Up to correct keystoning at the bottom of the image. Press keystone icono to correct keystoning at the bottom of the image. Press Right to correct keystoning at the right side of the image. Press Left to correct keystoning at the left side of the image.
In this case, you may have corrected the keystone like image deformation.
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