Stephan Popov
Stephan Popov is a certified mobile security engineer and the founder of UnlockBoot.com, with over 15 years of experience specializing in iOS software recovery and device unlocking. He provides actionable fixes for common iOS bugs and tools that improve user experience. Stephan conducts in-depth research for every topic covered on this blog to ensure comprehensive, reliable troubleshooting information for Apple and Android users. He holds professional certifications in mobile device repair and security protocols.
Connect with Stephan on LinkedIn, X, and Facebook.
Activate iPhone Without SIM Card Using Simple Method
iPhones are great gadgets to begin with, and there are no doubt about the security, integrity and the features offered on these devices. However,...
Unlock LG K51 Boost, Sprint, Metro PCS, Tmobile, AT&T, Cricket & Verizon via USB
The LG K51 LMK500 is one of the smartphones that come with 3 GB RAM, internal storage of 32GB, and a large screen. The...
5 Best Emoji Apps For iPhone – Express Your Emotions Wholeheartedly
Easily available emojis on your smartphones has made it accessible to show your emotions the way you desire effortlessly. Apps like WhatsApp and Facebook...
Sprint IMEI Checker – Check Block and Unlock Status Online
Many Apple users want to know how to ensure that their IMEI is clean for activation and the great part is that there is...
Unlock Xfinity S20 Ultra 5G, S20, S20 Plus, Note 10, 9, S10, S9, S8...
Own an Xfinity Samsung device? Well, how about making it SIM-free? Because you can. It’s possible to unlock Xfinity Samsung Galaxy S20 Plus 5G,...
Unlock Verizon Galaxy S20 FE 5G & S20 5G UW via USB [INSTANT]
Want to make your Verizon Samsung Galaxy S20 FE 5G UW G781U or S20 5G UW G981V SIM-free? We know you do. And we...
Unlock T-Mobile Galaxy S21 Ultra 5G, S21 & S21 Plus 5G Via USB Cable...
Wondering if you can unlock T-Mobile Galaxy S21 Ultra 5G (G998U), Galaxy S21 5G (G991U) or Galaxy S21 Plus 5G (G996U)? Yes, you can....
Unlock Verizon Galaxy S21 Ultra 5G, S21 Plus & S21 5G Via USB Cable...
Planning to unlock your Verizon Galaxy S21 5G (G991U), Galaxy S21 Plus 5G (G996U), or Galaxy S121 Ultra 5G (G998U)? You’ve come to the...
iPhone Unlock Service – The Best IMEI Based Unlocking Website
With a carrier-locked phone, you are restricted to a single network, and can’t benefit from new deals or sell the device when a new...
Unlock T-Mobile Phone for All Carriers (Quick Guide)
T-Mobile is one of the biggest phone carriers and just like AT&T and Verizon it has a policy to lock phones when purchasing under...
How to Turn Off iPhone Without Power Button Quickly
The iPhone has amazing features; you can take a photo, record 4K videos, make calls with a clear sound, and do a lot more...
How To Jailbreak iOS 14.3 iPhone 12/11/XS MAX/XS/XR/X/8/7/6S With Unc0ver & AltStore
It’s been a while since we talked about jailbreaking, so we feel good while writing this – the iOS 14.3 jailbreak is here and...
How to Block No Caller ID on iPhone and iPad
Apple iPhones come with a built-in feature that can block any caller or callers without a caller ID. Prank callers are everywhere and they...
Unlock Spectrum Galaxy S21 Ultra 5G, S21 Plus 5G & S21 5G by Code...
Own a Spectrum Galaxy S21 Ultra 5G (G998U), S21 Plus 5G (G996U), or S21 5G (G991U) and want to use it on any carrier...
Unlock Xfinity Galaxy S21 Ultra 5G, S21 5G & S21 Plus 5G via USB
If you can manage to unlock your Xfinity Samsung Galaxy S21 Ultra 5G (G998U), S21 5G (G991U) and S21 Plus 5G (G996U) permanently, you...
Unlock Verizon iPhone 12 Pro MAX, 12 Pro, 12 & 12 Mini Permanently by...
Since the release of the iPhone 12 series, the internet is getting searches for carrier-based iPhone 12 unlocks. More specifically, a lot of potential...
Free up Space When iCloud Storage Almost Full on iPhone/iPad
Did you get the iCloud Storage Almost Full message on your iPhone or iPad? In this post, we will tell you how to free...
10 Best Music Games for iPhone Available on App Store
Most people like to be amused by playing different adventure games that are filled with music. So, in this article, we have prepared a...
Unlock Metro PCS Galaxy A21/A11/A01 (A215U, A115U & A015T1) Remotely via USB
The latest Samsung Galaxy A11 (A115U), A01 (A015T) and A21 (A215U) are powerful gadgets that were released by Samsung in May and June last...
10 Best AirPods Straps – Secure Your Investment
AirPods are a blessing in disguise for music lovers, and the fact that they come from Apple makes them even classier. But there’s an...
