Yes, you can post Instagram reels from your computer. Start by opening your browser and going to Instagram.com. Then, log into your account. Now, click the Create button - the one with the plus sign.nnThen, click the blue button 'Select From Computer.' This will open a browser video to search your computer and find your desired video. Once you choose it, you'll get a notification saying, ' Video posts are now shared as reels' - Click OK.nnNow you can follow the instructions to modify your Instagram reel. You can crop it, trim it, select or add a cover photo, and allow or mute the original audio. Lastly, you can add captions, tag users, add locations, etc. Once you're happy with your Instagram reel, click Share to post it.