Airplane Mode; Do Not Disturb Mode - HTC Desire 620 dual sim User Manual

164 Settings and security
Restoring a micro SIM card that has been locked out
If you enter the wrong PIN more times than the maximum number of attempts
allowed, the card will become "PUK-locked."
You need a Pin Unlock Key (PUK) code to restore access to HTC Desire 620. Contact
your mobile operator for this code.
1. On the Phone dialer screen, enter the PUK code, and then tap Next.
2. Enter the new PIN you want to use, and then tap Next.
3. Enter the new PIN again, and then tap OK.

Airplane mode

When you enable Airplane (Flight) mode, all wireless radios on HTC Desire 620 are
turned off, including the call function, data services, Bluetooth, and Wi-Fi.
When you disable Airplane mode, the call function is turned back on and the previous
state of Bluetooth and Wi-Fi is restored.
§ You can manually turn Bluetooth and Wi-Fi back on after enabling Airplane mode.
§ If USB tethering is turned on, enabling Airplane mode turns it off. You need to
manually turn USB tethering on after you disable Airplane mode.
Do any of the following to turn Airplane mode on or off:
§ Press and hold POWER, and then tap Airplane mode.
§ With two fingers, swipe down from the status bar to open the Quick Settings
panel. Tap the Airplane mode tile to turn airplane mode on or off.
When enabled, the Airplane mode icon

Do not disturb mode

Use Do not disturb mode to reject calls, and silence audible alerts and notifications,
but still keep a data connection available.
1. Go to Settings, and then tap Sound.
2. Tap the Do not disturb On/Off switch to turn it on and off.
3. Tap Do not disturb to set when you want Do not disturb to turn off, or to allow
the Clock app alarm and timer sounds to play when Do not disturb is on.
The Do not disturb icon
when Do not disturb mode is on, you'll still see notification icons in the status bar to
alert you of missed calls, new messages, calendar events, alarms, and other
notifications.
is displayed in the status bar.
will appear in the notifications area of the status bar. Even