Linksys WRT1900AC: OpenWrt Compatibility Report
The Linksys WRT1900AC runs OpenWrt 25.12.5 on the mvebu/cortexa9 target, and has been supported since 15.05. Its WiFi 5 (AC) wireless on the mwlwifi driver rates good for open-source driver support (0.75/1.0), installation is rated moderate, and it is no longer sold new.
Hardware data and retail listings last checked .
Where to buy
We have no current retail listing for the Linksys WRT1900AC, which is no longer sold new. See current alternatives for devices you can still buy today.
Specifications
| SoC | Marvell Armada 385 88F6820 |
|---|---|
| CPU | 2 cores @ 1600 MHz |
| RAM | 512 MB |
| Flash | 128 MB (NAND) |
| Ethernet ports | 5 |
| USB | 1x 2.0, 1x 3.0 |
| WiFi generation | WiFi 5 (AC) |
| Radios | 2.4GHz: b/g/n · 5GHz: a/n/ac |
| WLAN hardware | Marvell 88W8864 |
| WLAN driver | mwlwifi |
| OpenWrt target | mvebu / cortexa9 |
| Package architecture | arm_cortex-a9_vfpv3-d16 |
| Current release | 25.12.5 |
| Supported since | 15.05 |
| Install method | see devicepage |
| Install difficulty | moderate |
| Power supply | 12 VDC, 3.0A via barrel |
| Device type | Home router |
| Estimated throughput | 560 Mbps |
| Availability | discontinued |
Installing OpenWrt on the WRT1900AC
Installation on this device is rated moderate. Expect to use a recovery mode, TFTP or a vendor tool rather than a plain web upload. Documented methods: see devicepage.
Image name may need to be changed to OEM Code Name
Official OpenWrt device page for the WRT1900AC
Flashing third-party firmware can brick a router and usually voids the warranty. Always check that the firmware image matches your exact hardware version.
Hardware versions
The WRT1900AC ships in several hardware revisions with different chipsets. Match the version printed on your device label before flashing.
| Version | Target | Current release | WLAN hardware |
|---|---|---|---|
| V2 shown above | mvebu/cortexa9 | 25.12.5 | Marvell 88W8864 |
| V1 | mvebu/cortexa9 | 25.12.5 | 2x Marvell 88W8864 (mini-PCIe) |
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