Windows versions: 26H2 is the version the Media Creation Tool gives, and what tester.29 does on each version
Install media: make the Windows 11 stick for a board without TPM 2.0 or Secure Boot
Installation: the supported Windows versions; Troubleshooting: a stopped loading screen, and no Polish quote
Installation, Troubleshooting, FAQ: package layout of 0.7.216.100-tester.29 The zip unpacks to setup.exe and the folder files. Command-line entries are in files. Adds the tester.28 uninstaller workaround, the automatic diagnostics file, the stop record, the EnableRingVmFlush fallback, and the fixes for scaled firmware modes and HDMI sound.
Installation and Troubleshooting: the stock BC-250 BIOS has no Secure Boot option
Installation and Troubleshooting: tester.28 setup window and passive DP-to-HDMI adapter
Installation: a quick start at the top
Installation: the driver zip is in the Assets list of a release
Installation guide, troubleshooting and FAQ for the tester releases