Import Animated Gif Photoshop. By doing so you will create a video file. Select Save for Web3.
For that matter you can simply drop an animated GIF file on Photoshop and it will open all the layers. Pace your animation To give each frame the same timing Plant clicked on the first frame in the Timeline and then clicked on the last frame while holding the shift key. Make a GIF from Still Photos in Photoshop.
Now choose the video you want to convert into a GIF.
Select a video file and click Open. Note that a number of new layers have been created in the Layers panel on the right side of your workspace. You can always create a canvas with the same aspect ratio as your video but well create a square GIF for this tutorial. You can also choose the select image option from Photoshop to upload an image on the Photoshop window.