There're some circumstances that you need to change the video resolution, for example, when you need to upload a video from a computer to a mobile device, which has specific resolution limits. Also when you need to upload a video to a certain video platform, it comes with a resolution problem. So how to change video resolution?
1. Open Filmage Editor and create a new project
-> Drag the video to the timeline
2. Click Export
-> When the Export window pop out, click Advanced setting on the video tab
-> Change resolution as you wish
3. Click Export to save the change.