After your iPhone is connected to your PC, the “Do you trust this computer” will pop up on your phone. Step 4 Connect your iPhone to Windows Before you transfer the videos to your iPhone, you need to connect your iPhone to your Windows Computer using a USB lighting cable. And you can now start watching videos from Twitter without a hassle. The downloaded video will automatically be added to the download queue and your desktop files. Step 3 Download Twitter Video After you’ve pasted the video URL, click the download button and wait for a few seconds to download it. Then, go to the main interface of the Video Keeper and paste the video URL. To save a video from Twitter iPhone, you need to copy the link above. Step 2 Go to the Twitter App After downloading the tool, go to the Twitter application and select which video you want to download. Then, wait for a few moments to install it. You can download and install AceThinker Video Keeper Pro by clicking the download button above. Secure Download Step 1 Download the Software Suppose you're using a computer to download videos from Twitter and want to transfer them on iPhone.