Capture or record screen using ShareX
Capture or record screen using ShareX KCTang
Note
25/1/2026: Created.
Intro
ShareX can capture screen image and record screen video.
Install ShareX
Open web browser.
Go to https://getsharex.com
Select Download > Setup to download the setup file, open and install.
Configure ShareX
Select Windows Key and search for ShareX.
Open it.
The following main menu will appear on the left:
Select After capture tasks. Select Save image to file and Show file in explorer to make them bold:
Select Application settings > Browse to select and apply the folder to be used as ShareX personal folder.
Set Sub folder pattern, such as %y-%mo:
Select Task settings > Screen recorder > Screen recording options:
In the next screen, select Install recorder devices to install the recorder app.
If the choice is not available, select Use custom FFmpeg path, and enter the path name: C:\Program Files\ShareX\ffmpeg.exe or C:\Program Files\ShareX\Tools\ffmpeg.exe depending on the exact location.
Restart ShareX to see whether the choice is available. If available, select to install the recorder app.
After installing the recorder app, restart ShareX.
Drop down the Video source list to select dshow (screen-capture-recorder).
Select dshow(Integrated Camera) if camera input is to be captured also.
Drop down the Audio source to select the microphone device on the computer.
Set CRF (constant rate factor) = 23 to improve the video quality. Lower = better quality but bigger files.
Preset = Very fast = smaller files with a tiny slowdown.
Enter additional command line arguments:
-vf "scale=1920:1080:force_original_aspect_ratio=decrease,pad=1920:1080"
to suit YouTube requirements for aspect ratio.
Select Task settings > File naming.
Set name patter for capture or clipboard upload: %ra{10} = random 10 characters.
Set name pattern for window capture: %pn = name of application which screen was captured, the rest should be self-explanatory.
Optionally, select Task settings > Capture.
Decide whether to select the options as shown below.
Decide whether to pre configure a region as shown below. The region can be selected using Select region.
The following are the original hotkey settings:
The Print Screen key may be used by other apps. To avoid conflict, re-define the keys as below.
Select Hotkey settings.
Select any definition on the right. It will become Select a hotkey.
Press the desired hotkey combinations at the same time to set.
Select the down arrow at the middle to change the action on the left.
Select Add at the top left to add more actions.
Select Reset on the top right to reset all to the default.
