This wikiHow teaches you how to create a screencast on your computer or mobile platform. Screencasts are simply screen recordings which are intended to instruct or demonstrate an on-screen process or item.

Method 1
Method 1 of 4:

On Windows

  1. Open Broadcast Software (OBS) Studio is a free program that can be used to record and save videos of your computer's on-screen content.
    • Go to https://obsproject.com/ in your computer's web browser.
    • Click Windows near the top of the page.
    • Double-click the setup file.
    • Click Next .
    • Click I Agree .
    • Click Next .
    • Click Install .
  2. Once OBS Studio finishes installing, click Finish to close the setup and open OBS Studio.
    • If you want to open OBS Studio at any other point, just type obs into Start, then click OBS Studio in the results.
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  3. Click Yes when asked if you want to run the wizard, then do the following:
    • Check the "Optimize just for recording..." box, then click Next .
    • Click Next .
    • Click Apply Settings .
  4. This will ensure that any computer can view the final file:
    • Click Settings in the lower-right side of the window.
    • Click Output on the left side of the pop-up window.
    • Click the "Recording Format" drop-down box.
    • Click MP4 .
    • Click OK .
  5. It's in the lower-left side of the window, just right of the "Scenes" pane.
  6. This is below the "Sources" pane. A pop-up window will appear.
  7. It's in the pop-up window.
  8. This option is at the bottom of the window.
    • You can type a new name into the text box at the top of this window before clicking OK if you want your settings to be named something other than "Display Capture".
  9. It's at the bottom of the window.
    • If you don't want your mouse cursor to show up in your recording, make sure you uncheck the "Capture Cursor" checkbox before clicking OK .
  10. After clicking OK , you should see your screen's contents appear in the window that's in the middle of the OBS Studio window.
  11. It's in the lower-right side of the window. Your recording will begin.
  12. Minimize the OBS Studio window, then go through the steps you want to record.
  13. It's in the lower-right side of the OBS Studio window. This will stop the recording and save it as a video file.
  14. Click File in the top-left corner of the OBS Studio window, then click Show Recordings in the resulting drop-down menu. This will cause your recording's save location folder to open.
  15. If you encountered either of the two errors mentioned in this method, you can fix them by doing the following:
    • Black screen — You may see this option if you use an NVIDIA graphics card. To fix this error, close OBS Studio, right-click the OBS Studio app icon, select Run with graphics processor , and click Integrated graphics .
    • Failed to start recording — Click Settings in the lower-right side of the window, click the Output tab, change both "Encoder" menus to read Software (x264) , and click OK .
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Method 2
Method 2 of 4:

On Mac

  1. Click or double-click the QuickTime app icon, which resembles a blue "Q".
    • If QuickTime isn't in your Mac's Dock, you'll find it in the Applications folder.
  2. This is in the upper-left side of the screen. A drop-down menu will appear.
  3. It's in the File drop-down menu. The recording bar will appear. [1]
  4. This button is a circular red and silver option in the middle of the recording bar.
  5. Doing so indicates that you want to record the entire screen and begins the screen recording.
  6. Go through the on-screen steps you want to record.
  7. It's the square in the upper-right side of the screen. Doing so stops your screen recording.
  8. Click File , click Save... , enter a name for your recording, select a save location, and click Save . Your screen recording will be saved as a video file in your selected location.
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Method 3
Method 3 of 4:

On iPhone

  1. Tap the Settings app icon, which resembles a set of gears on a grey box.
  2. It's at the bottom of the screen.
    • You may have to scroll down slightly to see this option.
  3. This option is at the bottom of the Control Center page.
  4. It's near the bottom of the page.
  5. This green-and-white + icon is to the left of the Screen Recording option. Tapping it adds the Screen Recording shortcut to Control Center.
  6. It's the circular button below the bottom of the screen. This will minimize the Settings app.
    • On an iPhone X, swipe up from just above the bottom of the screen.
  7. This will open the Control Center, though you may have to swipe up a couple of times before the Control Center will open properly.
    • On an iPhone X, you'll swipe down from the upper-right corner of the screen.
  8. It's in the Control Center. Your iPhone will begin recording the screen after three seconds.
  9. Go through the steps you want to record on your iPhone, then proceed when you're done.
    • You have three seconds after tapping the Screen Recording icon to minimize Control Center if you don't want it to be in the screen recording.
  10. It's at the top of the screen.
  11. Doing so will stop the recording and save it as a video file in your Photos app.
  12. Open Photos , tap the Albums tab, and find and tap the Videos album. Your screen recording should be the most-recent video.
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Method 4
Method 4 of 4:

On Android

  1. DU Recorder is a free screen recorder that can record in resolutions of up to 1440p. To download it, do the following:
    • Open the Google Play Store .
    • Tap the search bar.
    • Type in du recorder .
    • Tap DU Recorder - Screen Recorder, Video Editor, Live in the search results bar.
    • Tap INSTALL .
  2. Either tap OPEN in the Google Play Store or tap the DU Recorder app icon in your Android's App Drawer.
  3. This will allow DU Recorder to save files to your photos' folder.
  4. It's at the bottom of the screen. Doing so saves your settings and takes you to the recording screen.
  5. Swipe from right to left once, allow the animation to play, and then wait for the bar at the top of the window to disappear. You should eventually see an orange bar with five tabs at the top of the screen.
  6. You can increase (or decrease) your recording quality from the default 720p by doing the following:
    • Tap the "Settings"gear icon at the top of the screen.
    • Tap Video resolution .
    • Select a video resolution in the menu.
    • Tap the left-most tab at the top of the screen to return to the recording screen.
  7. Doing so prompts a drop-down menu to appear.
  8. It's a red circle in the "DU Recorder" section of the drop-down menu.
  9. This will allow DU Recorder to record audio.
    • You can tap DENY if you don't want DU Recorder to record audio from your Android's microphone.
  10. This will prompt DU Recorder to begin recording.
    • You can check the "Don't show again" box before tapping START NOW to avoid the warning in the future.
  11. Go through the steps you want to record on your Android, then proceed when you're done.
  12. The drop-down menu will reappear.
  13. It's a red box in the "DU Recorder" section. This prompts a pop-up window with your screen recording's thumbnail in it.
  14. This is in the top-right corner of the pop-up window. Doing so saves your recording to your Android's default Photos app.
    • You can view the screen recording in the Photos app.
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