Yes, select Menu > Settings > Application settings > Camera > Capture when phone is locked > No.
Nothing will happen, ie. the download resumes. Only if you cancel the download the update will be stopped.
Select Menu > Ctrl. panel (or Tools) > Settings > General > Personalisation > One-touch keys.
With the one-touch keys, you can access applications and tasks quickly. You can customize the One-touch keys by selecting the applications on the One-touch key settings. Your service provider may have assigned applications to the keys, in which case you cannot change them.
Perform the following steps to set the Email key (Letter) to open New SMS Messages (for example on Nokia E72):
To restore the preset applications and tasks for the keys, select Restore defaults from the One-touch keys list.
There is a small button below the volume keys that activates or deactivates the key lock. The keys can also be unlocked by pressing the menu button and selecting the unlock icon on the screen.
To lock the touch screen and keys, press the lock switch on right side of phone. To unlock, press the lock key, and select the unlock icon on the screen.
To lock or unlock the touch screen and keys, slide the lock switch (on right side of device). You can also unlock the touch screen by pressing the End key and then tapping "Unlock" on the screen.
To lock or unlock the touch screen and keys, slide the lock switch (on right side of device).
When playing stereo audio with Symbian^3 devices to headsets or accessories with an own amplifier, the volume is controlled in the accessory. The volume keys in the phone can in this situation be used only for muting the audio but not for the volume control.
Note that the volume bars on the phone may still keep changing when using the phone volume keys but the actual volume is controlled only by the volume keys in the accessory.
The arrow keys are hidden on the keyboard. Tap the text on the screen and you can see blue keys for a short time (about 3 seconds). Select one of them to move right or left on the text.
The next and previous track keys are disabled with the wired connection. Use the controls on your connected device.