How to Speed up Video on Windows 10/Mac?

Posted by Kaylee Wood | Last update: September 22, 2020 | 3 Min Read

Often the case, we don’t watch a video at a constant speed. We speed up a video to skip the boring or meaningless parts, and turn on slow motion mode to see everything in detail if the contents are important or interesting. As we have told you how to slow down a video, here we will teach you how to speed up a video. No matter you want to fast forward an iPhone video recorded with slow-motion mode, or speed up a GoPro recorded video for further processing, you can find a way here to optimize your video viewing by adjusting the video speed.

Main Contents:
How to Speed up a Video during Playback?
How to Make a Video Fast Motion Video?

How to Fast Forward Video during Playback on Windows 10/Mac?

Under this circumstance, you need a video player with fast forward function to help fast skip the boring part or just skim through the whole video quickly in a short time. 5KPlayer is such a video player with speed control for anyone who wants to speed up or slow down a video. With multiple speed choices support, it’s up to you to manually choose which mode to play videos faster in image, sound and subtitle. Also, it plays the fast motion videos accelerated by a video editor, downloaded from Dailymotion or recorded by a tool using fast motion mode very smoothly. Just choose the speed you prefer and instantly change the video speed with 5KPlayer.

Speed choices during video playback: x2.0 (speed up), x1.5 (speed up), x1.2 (speed up), x1.0 (original), x0.8 (slow down), x0.7 (slow down), x0.5 (slow down).

In addition to that, you can choose certain slow motion mode to slow down your video during playback to emphasize the actions. Also, other controls to your video include volume up/down, flip, rotate, aspect ratio set, deinterlace, adding subtitles, audio video synchronization, 4K/8K video hardware acceleration, etc.

Step 1. Free download 5KPlayer for Windows or Mac, install and launch it.
Step 2. Choose a video to play with 5KPlayer, be it 4K UHD 1080p 720p or MP4 AV1 MKV etc. video.
Step 3. When the video is playing, right-click on the video to choose "Speed" to increase your video speed.
Step 4. Choose x2.0, x1.5, or x1.2 option to speed up your video.

Notice, x2.0, x1.5 and x1.2 options allow you to accelerate your video speed, x1.0 option keeps your video original speed, and x0.8, x0.7 and x0.5 will help slow down your video during playback.

This is how 5KPlayer helps play a video faster or slower than its natural pace. BTW, if you want to make your video a fast motion video, there is an embedded edit feature of 5KPlayer to offer help that we will explain in detail below.

How to Make a Video Fast Motion Video on Windows 10/Mac?

Speed up video to make even the serious video funny and interesting? Accelerate video speed for further editing? Or increase video speed to reduce time so as to upload the whole video to TikTok or YouTube that has limitations to the length of a video? 5KPlayer, an offline method to help make your video a fast motion video.

Step 1. Free download 5KPlayer if you didn’t, then install and launch it on your computer.
Step 2. Play a video with 5KPlayer that you want to make it a fast motion video, then click on the "scissors" icon to access 5KPlayer "Video Editing" window.
Step 3. In the right part, choose the speed you prefer by inputting a number or using the slider. You are allowed to choose a speed from x0.25 to x2.0. To speed up a video, you should choose a number larger than x1.0.
Step 4. Click on "Start Preview" to preview the video and make sure it is the needed speed. You can also adjust the playback speed during the preview.
Step 5. After the above steps, click on "Save file" to output the video that had been speeded up.

My video example is 2:52s long, and it becomes 1:26s long after being accelerated. Though 5KPlayer has nearly halved the length of the video time, the video quality doesn’t get worse at least the naked eyes can’t distinguish. Because it is an offline method, it won’t collect any information of your personal data.

Besides various video speed effects including fast motion and slow motion, 5KPlayer is also a simple and lightweight video editor that is suitable for video pre-processing.
• Change the speed of any format video if you upgrade to its pro version VideoProc.
• No file size limitations.
• Preview the speed effects.
• Cut video into clips so as to keep the good segments.
• Rotate a video (Left Rotate, Right Rotate, Flip horizontal, Flip vertical).
• Simple editing: change the volume, audio video synchronization, change the color of the video (saturation, contrast and brightness).