If you are part of the Insider program,you may have already seen this.
This link for those who thane not.
"Not Being Offered a New Build" Troubleshooting The author explains there are ways to fix Windows 10 bugs without the need to move up to anew build of the system.
One of the scenarios that come up on occasion is "not being offered a new build". There has been a lot of work put into the flighting system to help prevent this from happening, however it may be necessary to do some deeper digging to troubleshoot.