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UnionTech OS (UOS)
Active
Operating SystemsLatest Version: V25Latest Release: Apr 15, 2026
UnionTech OS (UOS) is a commercial Chinese operating system developed by UnionTech, widely used in government and enterprise for domestic IT substitution.
Support summary
UnionTech OS (UOS) has cycles in security-only maintenance. Production workloads should move toward actively supported releases.
What do EOL and support statuses mean?Next EOL
No announced EOL date is currently listed.
Supported cycles
4
3 lts
Versions
4
Latest Version
V25
Active Support
3
EOL
0
Lifecycle Timeline
Today ↓
V25 Desktop
V25 Desktop
V20 Professional
V20 Professional
V20 Server
V20 Server
V20 Home
V20 Home
Active SupportSecurity SupportEOL
Versions
| Release | Release Date | Active Support | EOL | Latest Version | LTS | Status |
|---|---|---|---|---|---|---|
| V25 Desktop | Apr 15, 2026 | Yes | No | V25 | Yes | Active |
| V20 Professional | Jan 14, 2020 | Yes | No | 1070 | Yes | Active |
| V20 Server | Mar 25, 2020 | Yes | No | 1070 | Yes | Active |
| V20 Home | Jul 21, 2020 | Jun 30, 2025 | No | 22.1 | No | Security |
Data sources
Sources
Last verified
Jun 24, 2026
Community-maintained lifecycle data. Verify against official release notes before production migration.
Frequently Asked Questions
Is it safe to continue using UnionTech OS (UOS) V20 Home?
UnionTech OS (UOS) V20 Home is currently supported and receiving updates. You can continue using it safely until its end-of-life date.
What is the latest version of UnionTech OS (UOS)?
The latest version of UnionTech OS (UOS) is V25, released in the V25 Desktop release cycle.
How many versions of UnionTech OS (UOS) are currently supported?
UnionTech OS (UOS) currently has 4 actively supported version(s): V25 Desktop, V20 Professional, V20 Server, V20 Home.
When does UnionTech OS (UOS) V25 Desktop reach end of life?
UnionTech OS (UOS) V25 Desktop does not have a specific end-of-life date announced yet.
What should I do when UnionTech OS (UOS) reaches end of life?
When a UnionTech OS (UOS) version reaches end of life, you should: 1) Plan your migration to a supported version as soon as possible. 2) Review the release notes for breaking changes. 3) Test your applications thoroughly in a staging environment. 4) Update your dependencies to ensure compatibility with the new version.