PS3 update 4.82 out & should you update? NO! - Hackinformer
PS3 Custom Firmware 4.82 Download Installer 2017 Released For Homebrew, Details Here | Redmond Pie
PS3 System Software 4.86 Update Live, Don't Update Your Firmware! | PSXHAX - PSXHACKS
PS3 Firmware Update 4.87 Is Out, Here Are The Details
PlayStation 3: Sony releases Firmware 4.86 for their 13 year old console - HFW 4.86 released, SEN Enabler updated & PS3HEN to be updated soon due to no kernel changes! - Wololo.net
How to Jailbreak Your PS3 on Firmware 4.82 or Lower! - YouTube
How to Upgrade PS3 Official Firmware 4.82 - YouTube