When router is powered on, press the reset button and hold for 30 seconds. (Use a paper clip or something sharp); While holding the reset button pressed, unplugPlease use the driver, software and firmware only if you accept the License Agreement below Mac OS X 10.7/10.6/10.5 /10.4, Firmware for WHR-G300N V2(*) User Manual. WHR-G300N. AirStation NFINITI Router and AccessPoint buffalotech.com. 35010924 ver.03 v0.9. V2. 802.11b/g/n Wireless Router If the model number on the back of your router does not say WHR-G300N V2, please download the v1 firmware. Download, 2016-04-25, 1.65, Firmware Update for WHR- View and Download Buffalo WHR-G300N V2 user manual online. 802.11b/g/n. WHR-G300N V2 wireless router pdf manual download. Manuals and User Guides for Buffalo WHR-G300N V2. We have 1 Buffalo WHR-G300N V2 manual available for free PDF download: User Manual · 2. Table of Contents · 6.