Microsoft yet again is releasing another October 2018 Update preview to testers. This time, the company is rolling out Windows 10 build 17755 for PCs enrolled in the Fast ring of the Windows Insider Program.
Windows 10 build 17755, according to the software giant, is a minor update that fixes performance issues resuming from hibernation, and problems with HDR video and Windows Hello.
Microsoft is listing the complete set of improvements, fixes, and known issues for Windows 10 Insider Preview build 17755 at the Windows Blog.
Download Windows 10 build 17755
Although there are no ISO files for Windows 10 build 17755, the update is available immediately through the Fast ring for PCs. This preview build will download and install automatically on your device, but you can always force the update from Settings > Update & security > Windows Update and clicking the Check for updates button. (You can learn how to join the Windows Insider Program on this video.)
You can also check out these resources: