HTC Sensation

Find "Mail"

Press the menu icon.

Find "Mail"

Press Mail.

Select default email account

Press the Menu key.

Select default email account

Press Accounts list.

Select default email account

Press the required email account.

Select default email account

Press the Menu key.

Select default email account

Press More.

Select default email account

Press Settings.

Select default email account

Press General settings.

Select default email account

Press Set as default account to turn on the function.

Select default email account

When the box next to the menu item is ticked (V), the function is turned on.

Exit

Press the Home key to return to standby mode.