![Legion Y740, 4 to 5 hours battery life under use. After updating bios, enabling hybrid graphics mode, undervolting cpu by 155 mV and setting screen brightness to 50%. : r/Lenovo Legion Y740, 4 to 5 hours battery life under use. After updating bios, enabling hybrid graphics mode, undervolting cpu by 155 mV and setting screen brightness to 50%. : r/Lenovo](https://external-preview.redd.it/Z_D4x-i2zcs5Rhl37UiOJ207oA7F5F6GhPXoV-CLQ88.jpg?auto=webp&s=18854e282e067d3ee239a977daeb59b4ac7d8fae)
Legion Y740, 4 to 5 hours battery life under use. After updating bios, enabling hybrid graphics mode, undervolting cpu by 155 mV and setting screen brightness to 50%. : r/Lenovo
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Can a modded BIOS solve the Invalid SN of Lenovo Legion Y740 - BIOS Modding Requests - Win-Raid Forum
![REQ ( Modded bios for Legion Y740-17IRHg Laptop (Lenovo) - Type 81UJ) - BIOS Modding Requests - Win-Raid Forum REQ ( Modded bios for Legion Y740-17IRHg Laptop (Lenovo) - Type 81UJ) - BIOS Modding Requests - Win-Raid Forum](https://winraid.level1techs.com/uploads/default/original/3X/e/b/eb446099855ea534466fb2966720a032a01aaa75.jpeg)
REQ ( Modded bios for Legion Y740-17IRHg Laptop (Lenovo) - Type 81UJ) - BIOS Modding Requests - Win-Raid Forum
![BIOS - Legion Y740-15ICHg, Legion Y740-17ICHg BIOS ELPY5/ELPY7 LA-G132P Rev 2.0 | Page 2 | Vinafix.com BIOS - Legion Y740-15ICHg, Legion Y740-17ICHg BIOS ELPY5/ELPY7 LA-G132P Rev 2.0 | Page 2 | Vinafix.com](https://vinafix.com/data/attachments/249/249679-b0c0a5d1eb3402ecb4f1c15c83915bfb.jpg)
BIOS - Legion Y740-15ICHg, Legion Y740-17ICHg BIOS ELPY5/ELPY7 LA-G132P Rev 2.0 | Page 2 | Vinafix.com
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