HOW TO GET IT:
• If your console is in Instant-On mode and you have been selected to receive the update, it will download and install the update and reboot to standby.
• NOTE: Once the update is available to you, you can manually begin the update by launching the Guide and navigating to All Settings > System > Updates.
• If your console hasn’t downloaded and installed the update by 3:00 AM PDT 4/12/2018 (10:00AM GMT 4/12), you will be prompted to do so at that time.
• This update has a shorter than usual amount of time before it becomes mandatory.
OS version released: rs4_release_xbox_dev.180409-1751
Available: 2:00PM PST 4/11 (9.00PM 11/4)
- The Hulu team is releasing a new app to address the app volume is lower than expected.
- Fixes to address general system stability and reliability.
- Some users may experience intermittent loss of Audio with certain configurations of AV receivers with ATMOS or with changing audio configurations during console use.
• Microsoft Edge
- Sometimes users may encounter crashes in Microsoft Edge when using or viewing multiple tabs or videos.
- Workaround : Perform a full reboot of the console.
- Pi-hole users may encounter issues signing in, creating, or recovering accounts upon downloading the 1804 update. This is due to a new configuration file which is downloaded from a URL Pi-hole blocks by default.
- Workaround: Add clientconfig.passport.net to the Pi-hole allowed IP address list.
• Profile Color
- Sometimes users may encounter an incorrect Profile color when powering on the console.
Quelle: Xbox Insider Forum