David Crookes

If you want to keep a document secure, it's worth knowing how to encrypt a PDF on Mac

Learn how to encrypt files on Mac to ensure their contents cannot be easily accessed by others

You can password protect a folder on Mac by creating a secure (and encrypted) disk image

Can't get your Mac to recognise or pair with your Bluetooth devices? Let's get troubleshooting.

Learn how to block websites on iPhone and iPad, especially if you have children or come across content you'd rather unsee

If you've got a new email address, you'll probably need to change the one associated with your Apple ID. Luckily, it's easier than you might think.

AirDrop not working? Learn how to troubleshoot the problem by following a checklist of possible faults

PayPal's Pay in 4 can let you spread out your payments. Here's what you need to know about it and how to apply for it.

If you want to transfer money online or buy items, then check out our guide to creating a PayPal account.

Hide My Email lets you keep your email address secret by creating a temporary one. Find out how to use it in this guide.

Wirelessly connect your iPhone or iPad to a TV using AirPlay and replicate the whole screen.

Deleted some messages on your iPhone you want to get back? Here's how to recover deleted messages on iPhone.

See how to print from an iPhone or iPad using an AirPrint-compatible printer, as well as some alternative options.

There are several ways to transfer data between two iPhones, which we cover step by step in this guide.

If your iPhone is locked and you've forgotten the passcode, you can unlock and reset it without a computer. Here's how.

If you've placed a bid on an eBay item in error or have changed your mind, you may be able to cancel the bid by following our guide.

Prevent rogue buyers from bidding on your eBay listings and enjoy less troublesome transactions by blocking them.

Stop incoming calls showing as a small banner at the top of your iPhone screen by switching Caller ID to full-screen mode.

The Messages app lets you send SMS and MMS messages through iMessage or a cellular service — but are you making the most of it?

You can easily make an iPhone louder simply by tweaking a few settings or positioning it in such a way as to boost the device's volume. Here's how.

If autocorrect is always giving you trouble while you're typing, read on to find out how to fix autocorrect on iPhone

There are several ways to make your Android phone charge faster. Here, we outline them all so you can learn how to juice up your device more quickly.

If you know how to use secret codes on iPhone you can open up a bunch of new features. We'll show you how to do that here.

Here's how to edit photo metadata in iOS 15 so you can make changes to the date, time and location that is saved whenever you take a photo on your iPhone.