The Gadget Guru

LBC's Gadget Guru Darren answers your questions on a wide range of technology and gadget problems. Listen to him on Fridays at 8pm with Petrie Hosken and Sundays at 10am with Steve Allen.

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• Download These Free Programs

  

  Keep your computer safe and running quickly by downloading these free programs, including CCleaner and AVG.

• Recommended iPhone Apps

  

  Get the most out of your iPhone by downloading our favourite apps, including Angry Birds and London Taxi.

• Download the LBC iPhone app

  

  Listen to LBC 97.3 anywhere by downloading the brand new free application for the iPhone and iPod Touch.

• Gadget Of The Week

  

  The Gadget Guru tries out the very latest gadget releases. This week: The Sony Ericsson Vivaz touchscreen phone.

• The Gadget Guru's Buying Guide

  

  Darren is on hand to help you with your all-important decision on which gadget to buy.

• Changes to Freeview HD

  

  I'm about to purchase a new full HD1080 TV and want to make sure that it will not become obsolete in a few months time. Please help!

• Apple Unveil New iPad - Photos

  

  Take a look at photos of Apple's brand new tablet - the iPad - as Steve Jobs unveiled his new product.

• iPad: The Gadget Guru's View

  

  LBC's Gadget Guru casts his eye over the highly-anticipated Apple iPad - and sees a very impressive piece of kit.

• How to download CCleaner for free

  

  Make sure you don't download the wrong program by following our step-by-step guide to downloading the very useful CCleaner.

• 3DTV and Internet TV: 2010's Hot Gadgets

  

  Tech expert Martin Stanford picks out the hot gadgets for the next 12 months, including 3D TV and projector keyboards.

• Last week's answers

  

  If you missed one of the answers from last week's show, read them here.

• Frequently Asked Questions

  

  Read the answers to some of our most popular questions as we solve your technology problems.

• Mac, Windows or Linux? Which should I get?

  

  Should you buy a Windows, Linux or Mac based computer? The Gadget Guru is on hand to make it easier for you.

• Upgrade from Vista to Windows 7?

  

  Is it worth upgrading from Windows Vista to Windows 7?

• Windows PC Problems

  

  Take a look through our archive of answers about difficulties with Windows PCs.

• Mac Problems

  

  Is your Mac computer causing you grief? Find out the answers to our Apple questions here.

• iPhone and iPod Problems

  

  If you have a query about your iPhone or iPod, check out the answers from previous callers.

• Mobile Problems

  

  Is your mobile phone causing you problems? Read how you can solve them here.

• How To Lock Your Wi-Fi Network

  

  Wi-Fi networks offer an easy way to access the internet without wires - but make sure you lock it with this handy guide.

• Gadget Queries

  

  If you have a gadget query, our gadget geek is here to help. Read his answers here.

• Email The Gadget Guru

  

  Do you have a question for the Gadget Guru? Email here.

• Online Listen Live FAQ

  

  Having trouble listening to LBC online? Check out our top tips or contact us.

• Follow LBC 97.3 on Twitter

  

  Keep up to date with what London's Biggest Conversation is talking about on Twitter.