Hi,
Build 26220.8544 is a Beta build.
Yes, you can install it.
Windows 11 Insider Preview Feature Update (26220.8544)
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(41.6, 72%, 14%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EFD%3C/text%3E%3C/svg%3E)
Fiorenzo D'Amato
0
Reputation points
Windows 11 Insider Preview Feature Update (26220.8544) fa parte del programma Beta oppure è quello sperimentale?
Windows Insider program | Windows Insider preview | Install, activate, and Windows update
2 answers
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CrazyKats 15,775 Reputation points Volunteer Moderator2026-06-02T00:07:10.9733333+00:00 -
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(240, 9%, 33%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAK%3C/text%3E%3C/svg%3E)
Amit Kohli 0 Reputation points2026-06-04T07:25:17.79+00:00 This build gets installed and post installation after restart it displays
install error - 0xc1900101
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Fiorenzo D'Amato 0 Reputation points
2026-06-01T22:49:09.92+00:00 la posso installare? oppure no?
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![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(160, 21%, 25%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EB%3C/text%3E%3C/svg%3E)
BryceSor 5,180 Reputation points Volunteer Moderator2026-06-02T00:16:54.88+00:00 Yes you can install it.
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