1. Open SW Update (Samsung upgrade butler) software.
2. Click the "Refresh" icon in the upper-right corner.
3. If you want to download a software, click on the left side of "all software."
4. Select the software you want to download and install, and then click "Install" at the top right. (Take "User Guide" here for example)
5. If you want to update a software, click on the left side of the "update."
6. Select the software that needs to be updated, then click "Update" at the top right. (For example, "Samsung Recovery Solution 5")
7. If you want to save the installed software, click on the lower left "save the installation file."
8. There will be a list of installed files, check the software that needs to be saved, and then click "Export" at the bottom right.
9. If you want to download the other Samsung Model notebook driver, click on the lower left "find model."
10. Enter the notebook model and search in the top right search box. (Take "NP940X3G-K06CN" here for example)
11. Click on the search Model "NP940X3G-K06CN".
12. Select the operating system you want, as an example of "Windows 8.1".
13. Will need to download the driver check, and then click on the bottom right of the "export" can be.