John Chen

BlackBerry's interim CEO John Chen has become the permanent chief executive at the struggling smartphone maker. 12 Jan 2014

	Roborock S8 MaxV Ultra review - obstacle avoidance doesn't work as it should, otherwise almost perfect robot vacuum We put the Roborock S8 MaxV Ultra through a very, very long review process. The $1800 mopping robot vacuum is almost perfect, but its obstacle avoidance was surprisingly bad, considering the price - and compared to its competitors.
	Sharge x OnePlus Pouch review: Beautiful power bank that supports SuperVOOC charging In our review, we take a look at Sharge's power bank that supports OnePlus SuperVOOC quick charging technology as well as standard USB PD charging. It has small design flaws, but despite those, the Pouch is very nice product. 1 user comment
	Roomba Combo j7+ review - Clever trick allows robot vacuum finally to tackle home with rugs and carpets Roomba Combo j7+ is the very first Roomba model to combine robot vacuum with mopping features. And Roomba Combo j7+ does all that with a very clever trick, which tackles the problem with mopping and carpets. But is it any good? We found out.

	What happens if you don't update Android? Sometimes it can be tempting to avoid updating to a new Android version. What happens if you decide to delay major updates to the OS?
	Guide: Phone battery drains quickly - how to fix (iPhone / Android) In this guide, we go through the most typical reasons for rapid battery drain with phones, and look at potential reasons or solutions.
	Does your phone rattle? Here's why it happens When you shake your phone and hear a light rattle, clatter, or jingle, it's likely not broken. The culprit is probably the optical image stabilization (OIS) system in your phone's camera, meaning everything is functioning as it should. 2 user comments
	What IP rating for dust and water resistance means An IP classification (such as IP68) is given to mobile phones, Bluetooth speakers, and other devices, but what do these classifications mean? 1 user comment
	GUIDE: Wi-Fi speeds are slow? Here are some tips Having problems with Wi-Fi speed and stability at home? Here are some tips to follow to alleviate the issues. 1 user comment