[How to] unlock BIOS | Dell Inspiron Series using service tag | 100% working

#Technologyaddiction Hey Watchers, In this video, I'll be telling you how you can unlock the pre-locked BIOS of all the Systems of Inspiron Series of Dell without messing with Hardware. Watch this video till the end. Website: http://quainator.com/2xqb My Laptop: Dell Inspiron 5558 (Signature Edition) Camera Used: Canon PowerShot A2300 HD Software used for video editing: Sony Vegas Pro 13 Like • Comment • Share • Subscribe