Step 1 - Stop QLS Services
Step 2 - Right click on QLS Icon at bottom windows bar
Step 3 - Choose “Update”
Step 4 - Click on Update button and wait for download setup file
Step 5 - Click “Next” to start install QLS Updater
Step 6 - Click “Next” to Update QLS folder.
Step 7 - Click “Install” > Choose “Automatically close the application” > Next. The Updater will be installing.
Step 8 - Click “Finish” to complete update
Thanks.