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What Is NFC on a Phone and How Does It Work in Everyday Use?

What is NFC on your phone and how does it work? Learn how Near Field Communication powers contactless payments, NFC tags, digital tickets, and other everyday smartphone features.

2 min read

iPhone Charging Port Problems: Not Working or Loose Connection

An iPhone charging port that stops working or feels loose can have several causes, from debris and faulty cables to worn contacts or moisture damage. Learn how to identify the problem, test the port, and determine when repair is needed.

2 min read

Is Your Phone Listening to You? What’s Really Happening Behind the Scenes

Is your phone really listening to you? Explore how microphone permissions, wake-word detection and personalized advertising work, and learn how to check which apps can access your microphone.

4 min read

NSYS Group Is Heading to IFA Berlin 2026 with Reeva Nova

NSYS Group is heading to IFA Berlin 2026 with Reeva Nova. Visit Booth H27d-10 to see our robotic solution for mobile device processing and meet the NSYS team.

1 min read

Meet NSYS at GSMX Hong Kong 2026

NSYS Group is exhibiting at GSMX Hong Kong 2026. Visit our booth to see Reeva Nova in action, meet the team, and discuss the latest innovations in automated device diagnostics and refurbishment.

1 min read

Detecting Apple Watch Charging Issues During Bulk Device Testing

Charging problems can be easy to miss when Apple Watches are processed in batches. Learn what causes them and how automated diagnostics can help identify charging issues before resale.

3 min read

The Importance of ESG in Mobile Device Supply Chain Operations

ESG is becoming part of everyday device operations. Learn how mobile businesses can manage supply chain risks, reduce e-waste, improve traceability, and support responsible device reuse.

3 min read

What Software Do You Need to Sell Refurbished Phones on Back Market?

Selling refurbished phones on Back Market requires certification. Learn what to look for in software and how NSYS helps manage diagnostics, certification, grading, and inventory in one ecosystem.

3 min read

Introducing NSYS Diagnostics for Mac

NSYS Diagnostics for Mac brings structured MacBook diagnostics to refurbishment and resale operations, with model-specific testing for ports, display, keyboard, audio, sensors, Touch ID, and more.

3 min read

How to Prevent Duplicate or Ghost Inventory Entries

Duplicate and ghost inventory can quickly undermine stock accuracy. Learn how IMEI-based tracking and NSYS Inventory help keep device records accurate across the entire inventory lifecycle.

2 min read

What Is IMEI2? What It Means for Used Device Businesses

IMEI2 is the second IMEI associated with some multi-SIM phones. Learn the difference between IMEI and IMEI2 and why used device businesses should verify and track both identifiers.

2 min read

How to Turn End-of-Life Mobile Phones into a Revenue Stream for Your Business

End-of-life phones can still generate value. Learn how to assess, securely process, resell, refurbish, or recycle old mobile devices for better returns.

3 min read