Qnap QTS 4.2 Release Candidate 4 NAS OS Available for Download

Thanks to many participants’ valuable feedback and suggestions for QTS 4.2 release candidate 4, Qnap Systems, Inc. have completed several enhancements for its latest NAS OS and announced QTS 4.2 release candidate 3 is available for download.

The company invite users to install QTS 4.2 RC4 to experience the evolution of QTS and extend the possibilities of company’s NAS. Users can a, activate the live update function to receive any new firmware update notification by installing QTS 4.2 RC4.

Information about QTS 4.2 release candidate 4 release note

Availability and compatibility:

QTS 4.2 Release Candidate 4 is available for following company’s NAS models:

24-bay: SS-EC2479U-SAS-RP, TS-EC2480U-RP,TVS-EC2480U-SAS-RP
18-bay: SS-EC187U-SAS-RP
16-bay: TVS-EC1680U-SAS-RP, TS-EC1680U-RP, TS-EC1679U-SAS-RP, TS-EC1679U-RP, TS-1679U-RP
12-bay: SS-EC1279U-SAS-RP, TVS-EC1280U-SAS-RP, TVS-1271U-RP, TS-EC1280U-RP, TS-EC1279U-SAS-RP, TS-EC1279U-RP, TS-1279U-RP, TS-1270U-RP,TS-1269U-RP, TS-1253U-RP, TS-1253U
10-bay: TS-1079 Pro, TVS-EC1080+, TVS-EC1080, TS-EC1080 Pro
8-bay: TVS-EC880, TVS-871U-RP, TVS-871, TVS-870, TVS-863+, TVS-863, TS-EC880U-RP, TS-EC880 Pro, TS-EC879U-RP, TS-879U-RP, TS-879 Pro, TS-870U-RP, TS-870 Pro, TS-870, TS-869U-RP, TS-869L, TS-869 Pro, TS-859U-RP+, TS-859U-RP, TS-859 Pro+, TS-859 Pro, TS-853U-RP, TS-853U, TS-853S Pro, TS-853 Pro, TS-851, SS-839 Pro
6-bay: TVS-671, TVS-670, TVS-663, TS-670 Pro, TS-670, TS-669L, TS-669 Pro, TS-659 Pro+, TS-659 Pro II, TS-659 Pro, TS-653 Pro, TS-651, TS-639 Pro
5-bay: TS-569L, TS-569 Pro, TS-563, TS-559 Pro+, TS-559 Pro II, TS-559 Pro
4-bay: TVS-471U-RP, TVS-471U, TVS-471, TVS-470, TVS-463, TS-470U-SP, TS-470U-RP, TS-470 Pro, TS-470, TS-469U-SP, TS-469U-RP, TS-469L, TS-469 Pro, TS-459U-RP+/SP+, TS-459U-RP/SP, TS-459 Pro+, TS-459 Pro II, TS-459 Pro, TS-453U-RP, TS-453U, TS-453S Pro, TS-453mini, TS-453 Pro, TS-451U, TS-451S, TS-451, TS-439U-RP/SP, TS-439 Pro II+, TS-439 Pro II, TS-439 Pro, TS-431U, TS-431+, TS-431, TS-421U, TS-421, TS-420U, TS-420-D, TS-420, TS-419U+, TS-419U II, TS-419U, TS-419P+, TS-419P II, TS-419P, TS-412U, TS-412, TS-410U, TS-410, SS-439 Pro, IS-400 Pro
2-bay: TS-269L, TS-269H, TS-269 Pro, TS-259 Pro+, TS-259 Pro, TS-253 Pro, TS-251C, TS-251, TS-239H, TS-239 Pro II+, TS-239 Pro II, TS-239 Pro, TS-231+, TS-231, TS-221, TS-220, TS-219P+, TS-219P II, TS-219P, TS-219, TS-212P, TS-212-E, TS-212, TS-210, HS-251, HS-210
1-bay: TS-131, TS-121, TS-120, TS-119P+, TS-119P II, TS-119, TS-112P, TS-112, TS-110