Model support reference; unknowns explicitly noted ↗
Support commitmentwww.ulefone.com · Last verified 2026-10-27
Model/SKU-specific evidence only; release month references are not fabricated first worldwide retail dates.
Ulefone S11
Android · Released Unknown · Regional model reference; firmware and rollout vary by market
Security support ends
Unknown
Unknown
No verified support end date has been recorded.
- OS support ends
- No separate date specified
- Last verified
- 2026-10-27
- Region
- Regional model reference; firmware and rollout vary by market
No separate final major version release date is specified. Security support ends separately.
Support commitment
Ulefone S11 · Support commitment
- Major OS upgrades
- Unknown
- OS support (years)
- Not separately specified
- Security support (years)
- Not separately specified
- Original OS version
- 8.1
- Verified OS version
- Not yet verified
- Last expected major version
- Unknown
- Update frequency
- Unknown
- Policy verified
- 2026-10-27
No separate final major version release date is specified. Security support ends separately.
Notes
Launch/announcement or regional availability month reference: 2019-04. Source: https://en.kalvo.com/ulefone-s11-1242.html. Regional catalog month is not verified first worldwide retailday. Future model-specific upgrade count/securityend unverified; unknown isnot zero upgrades or ended support. Manufacturerusermanualindexmodelidentification; manual/updatecheckmenu isnotfuturecommitment. ManufacturerseparatelylistsS11andNote7manualsdespitesameshelldimensions;nobenchmarkcopied.
Sources
Image source ↗ · Ulefone
Manufacturer product render, resized.
Sources substantiate only the indicated claims; missing values cannot be inferred from them.
Ulefone S11 – original operating system ↗
Releaseden.kalvo.com · Last verified 2026-10-27
Model/SKU-specific evidence only; release month references are not fabricated first worldwide retail dates.