To dial using Country Codes that are stored in your contact list, go to Settings - Applications - Phone - International assist
To remove a call from the call history, locate the number you want to remove from the call log.
Then press and Hold on the number and select Delete
When viewing your photos or videos, you can view them in filmstrip mode. Open a picture or video, then pinch it as if you shrink it. You can then view several in filmstrip mode.
This will work better when your phone is tilted into landscape mode.
There are a number of ways to get your IMEI number.
First, the easiest option is to look at the label of the box that your phone came in.
Secondly, if your phone has a removable battery then open the cover and remove the battery. Your IMEI should be on a serial number plate and your IMEI number should be shown there.
Lastly, from the Dialler, enter *#06# and it should be displayed on the screen. This won't work on all phones and all networks however.
While browsing websites, if you see a phone number or a physical address, you can double tap the number / address. For phone numbers, the phone will dial the number. For addresses, it will show the address on Bing Maps. This may not work for all carriers.
Windows Phone 7 comes with a handy service whereby you can remotely lock or erase your phone should it be stolen. You can also use it to call your phone if you have misplaced it around the house. You can also find your phone on a map. Go to windowsphone.live.com to set this service up
To open websites in a new browser tab, then simply Press and Hold on a hyperlink and select Open in new tab.
To turn on Caps lock, double press the Shift key.
To turn it off, simply double tap Shift again to disable.
The phone has a Facebook application, but you can also integrate Facebook with the phone operating system. First you need to setup your account. Go to Settings - Email & accounts and set it up there
A neat feature is the idea of Rooms, which allow other Windows Phone users to share pictures, chat, make appointments and so on.
First, go to the People Hub and the word 'together' should appear. From here press the '+' key at the bottom and then choose Room. Then choose a name and press the save button (floppy disc symbol) at the bottom.
Next, you can press the '+' at the bottom and add people to the room, just like you would navigate your Contact list.
When you've added everyone you want to include, press the Tick symbol and your contacts will now be told about the new Room (assuming they have a Windows Phone).