lenovo y50-70 broadcom 802.11ac driver removal

NOTE: It's crucial that you flash both, BIOS and EC.

In case you're using an ultra bay GPU follow the instructions in post #2 and flash the vbios. (6) - Go to the BIOS setup menu, load the default settings, apply and reboot.ĭone. (5) - Once the BIOS flash completed with no errors, type EC and hit enter. Wait until the BIOS is flashed (you can safely ignore warnings about non-existing regions). (4) - Boot from your USB DOS drive, when you see the command prompt type BIOS and hit enter. (3) - Now you need to downgrade the firmware back to v2.07 ( Y510p-Y410p_v207_.zip) in order to flash the mod. Put the created 'v305mod.bin' file to the root of your USB DOS drive as well. Let the BiosFixer prepare your BIOS for flashing by drag and dropping your backup file on it. (2) - Download Lenovo_Y510p-Y410p_modified.zip and put the files of folder to the root of your prepared USB DOS stick. (1) - Create a backup of your own BIOS (now v3.05) by using Fptw64 tool.Įxtract the files and run the included. Update to the official v3.05 BIOS provided by Lenovo (0) - NOTE: This step is Only necessary if your system isn't already using BIOS v3.05 > Before continuing make sure the AC adapter is connected to your laptop and your battery has at least 20% charge remaining. Press start and after a while you are all set Make sure you have the following selectedĪnd press on the button with the 3 dots in order to define the location of the needed files (basically where you chose to unzip the file you downloaded) Insert the USB flash disk you want to use as a bootable device Install the program and once done run it as administrator otherwise it will give you an error (right click on it and run as administrator) You need a USB stick prepared to run DOS, here is a guide you can follow in case you don't know how to do this:įirst download the attachment from below and extract it (i.e. Instructions for flashing the modified BIOS v3.05: If you have a different BIOS (or more specific, a BIOS newer than 3.05) I will need a copy of it in order to make it work for your system. V2.04 and v2.07 added (only whitelist removal as for now) If you're unsure about something don't change it and ask here, someone might be able to help.Īvailable for v1.07 / v1.09 / v1.10 and v3.05. Keep in mind that not necessarily all of the BIOS options available with this mod will be fully functional, so use the new available settings with care. VBIOS tweaked for more performance and better tuning possibilities WLAN card whitelist removed, any (hardware-wise compatible) card should now work For those who don't like the restrictions Lenovo put on their system, here's a BIOS mod that will get you back at least some of the freedom you should have over your own hardware.

Lenovo y50-70 broadcom 802.11ac driver removal