TL-WA850RE v4
Gone quiet reasonably evidenced
no firmware for long enough to stand out against its own record
3050 days since the last release against a median gap of 154 (19.8x)
- Last firmware
- 24 May 2018 (8 years ago)
- Releases seen
- 4
- Update rhythm
- about every 5 months
- Support observed
- ≥1 year
- Vendor's promise
- no support period we can evaluate
- Patch latency
- not measurable — its changelogs name no CVE ids
Which one do I have?
TP-Link ships this model in more than one hardware revision, and they do not share firmware. The revision is printed on the label on the underside, usually after the model — Ver 1.0, V4.6. Getting it wrong is the easiest way to read the wrong answer here.
- TL-WA850RE v1.2 Gone quiet 1 releases
- TL-WA850RE v2 Gone quiet 1 releases
- TL-WA850RE v2 (US) Gone quiet 5 releases
- TL-WA850RE v3 Gone quiet 1 releases
- TL-WA850RE v5 (US) Gone quiet 2 releases
- TL-WA850RE v6 (US) Gone quiet 5 releases
- TL-WA850RE v7 (US) Gone quiet 4 releases
Firmware history
-
TL-WA850RE(US)_V4_180409 24 May 2018
Release notes — disclosure 0.57
Modifications and Bug Fixes 1. Fixed the connection compatibility issue with specific models of routers. 2. Fixed the compatibility issue with some old versions of MacBook. 3. Fixed some display issues of the Web UI. 4. Fixed the issue that specific browsers cannot access the web interface via domain under Windows10 OS. 5. Removed the option of turning off wireless signal. 6. Optimized the scanning process of 2.4GHz wireless.
Archived page, fetched 29 September 2026
-
TL-WA850RE(US)_V4_171218 21 December 2017
Release notes — disclosure 0.32
Modifications and Bug Fixes: New Features/Enhancements: Improved Online detection method and reduced unnecessary data traffic.
Archived page, fetched 29 September 2026
-
TL-WA850RE(US)_V4_171116 16 November 2017
Release notes — disclosure 0.32
Modifications and Bug Fixes: Bug fixes: Fixed the WPA2 Security (KRACKs) Vulnerability.
Archived page, fetched 29 September 2026
-
TL-WA850RE(US)_V4_170109 9 January 2017
Release notes — disclosure 0.38
Modifications and Bug Fixes: Modifications and Bug Fixes Improve the stability during the communication process. Fix the bug that can't display Internet status correctly in Tether APP.
Archived page, fetched 29 September 2026
Evidence
One archived page sits behind this record, the earliest read on 1 August 2026. Everything above was read from it, and each is kept byte for byte so it can be checked after the vendor edits the original.
Identifiers: marketing_name TL-WA850RE
Judged by lifecycle-1 on 29 September 2026.
How these verdicts are computed.