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UniFi Network 10.5.66 (release candidate) – safe to update?
Not a stable release: Ubiquiti lists 10.5.66 as a release candidate (RC) on its release page, not a general-availability release. Community so far: 0 problem reports and 0 positive reports found on Reddit. Out for 87 days and we haven't found any problem reports. Quiet isn't proof — but most bad releases get noticed within a week.
Release candidate / early access
UniFi Network Application 10.5.66 is not a stable release: Ubiquiti lists 10.5.66 as a release candidate (RC) on its release page, not a general-availability release. Only devices on the vendor's release-candidate or early-access channels are offered it. Most people should stay on the latest stable release, UniFi Network Application 10.6.106.
Newer release in this line: UniFi Network Application 10.5.67 (2026-07-23). If you're updating now, check that one instead — it may already fix the issues reported here.
Did you install 10.5.66?
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What's in this release
Overview UniFi Network Application 10.5.66 includes the improvements and bugfixes listed below. Improvements • Improved Auto STP Edge detection. • Improved Network Application stability. • Improved Control Plane protection detection stability. • Restored maximum download and upload speed indicators on the Dashboard. B…
Source: community.ui.com RSS
CVEs fixed
No CVEs mapped to this release.
Community reports
- No community reports found yet. We check Reddit every few hours for posts that mention this version.
Reports are found automatically and labelled by an AI model plus keyword rules — they can be wrong. Open the post to judge for yourself.
← UniFi Network Application 10.5.62 · UniFi Network Application 10.5.67 →
Other UniFi Network Application versions
- 11.0.83 Release candidate / early access 2026-10-12
- 10.6.106 2026-09-10
- 9.0.120 2026-09-08
- 10.6.101 2026-08-26
- 10.6.97 Release candidate / early access 2026-08-20
- 10.5.67 2026-07-23
- 10.5.66 Release candidate / early access 2026-07-22
- 10.5.62 Release candidate / early access 2026-07-13
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