After downloading EasyBCD to your computer, install the software. If you have difficulty installing, you can refer to here:
Step 1 : The software installation is complete, you start by inserting the USB into the computer and then copying all data from the Windows installation disc or from the ISo file to the USB (You can still keep the existing data intact). available on USB).
Step 2: Start the EasyBCD program, in the main interface, select the BCD Deployment tab , then select your USB from the Partition box , then click Install BCD (Figure below)
Step 3: Wait a few minutes while the program executes (Figure below)
Step 4: Once completed, click Yes to finish (Image below)
And so you can use this USB to install Windows while still keeping the data on that USB intact. It's truly wonderful, isn't it?