Facebook's new unified e-mail and its implementation is causing unwanted changes to users' address books; worse, the changes have gone unnoticed by users and vital communication is being lost.

Outlook is an email application often used in business or network environments. Outlook is capable of storing and organizing personal information, including calendars, tasks and address books. The ...

A company called Evercontact has just launched a new app that allows you to automatically update your iPhone’s address book with new contact information extracted from email signature lines. The ...

One of the handiest "set-it-and-forget-it" tools I have at my disposal is the automated address book updater from Evercontact (previously WriteThatName). The subscription-based service ...

Just how much of your iPhone's address book – your contacts' names, email addresses and phone numbers – is being stored on Twitter, Apple, and other companies' servers may surprise you. And it ...

Recently, Facebook changed everyone's email to an @facebook.com address. Even if you fixed the problem, you may find that Facebook changed all of the contacts in your phone, too. Here's how to fix it.

If you have a list of email addresses in an Excel spreadsheet, you can import this into a Mac Address Book by converting the Excel file into a text-based Comma Separated Value file. Address Book ...

Tech Tip: Remove a contacts folder from the Outlook Address Book Your email has been sent When you open the Address Book, Outlook displays several different contact sources in the Show Names From ...

Data on our data: 250,000,000 email address books Another number to remind us how much we've learned a year after the Snowden leaks.

The Best Address Book App for iPhone Read More Third-party contact management apps can be a headache There are a number of contact management apps on the App Store, but I remain unimpressed.

Whether you use Apple's Address Book or Microsoft Entourage's built-in contact manager, duplicate contacts can make it harder to find information you seek. Here's how to clean up the mess.