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This Forum Beta is ONLY for registered owners of D-Link products in the USA for which we have created boards at this time.

Author Topic: New - DIR-850L Rev B only Firmware v2.21 Build 01 FW Official Release  (Read 165 times)


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    • New DIR-890L Router with SmartConnect™ Technology

Firmware:   v2.21 B01   11/06/2017 NA Region Only!
Revision Info:   
Problems Resolved:
1. Solve wireless setting issue by mydlink portal and app.

1. The firmware must be upgraded from the transitional version of firmware v2.10b03.
2. FW can not backward compatible with Ax version.

Enhanced router security

Get it here:

Please follow the>FW Update Process to update all router FW.

Cable:100mb/3Mb>Motorola SB6183>COVR3902>HP 24pt Gb Switch. 3xDGL-4500s,DIR-857,835,827,815,890L,880L,868L,865L,836L,810L,685,657,3x655s,645,628,601,DNR-202L,DNS-345,DCS-933L,936L and 960L.
Go Here>Router Troubleshooting


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Re: New - DIR-850L Rev B only Firmware v2.21 Build 01 FW Official Release
« Reply #1 on: November 06, 2017, 09:41:58 AM »

If you already upgraded to the BETA 2.20B03 firmware, you do NOT have to install the 2.10B03 firmware in the package. This firmware does include all the security fixes from 2.20B03.