Huawei P9 Manual

Power Management 
124
Enabling the Ultra power plan
If youre waiting for an important call but your phone has low battery, enable the Ultra  p o w e r             
plan in 
Phone Manager.  This  disables  everything  except  essential  calling,  SMS  and  contact            
functions, prolonging battery life.
Open Phone Manager. Touch Battery manager > Power plan > Ultra a n d  t h e n  s e l e c t               
> 
Enable.
Touch 
Exit to disable the Ultra power plan and restore the original settings....

Power Management 
125
Configuring display and sound settings
Reduce power consumption by optimizing the display and sound settings on your phone.
See Configuring the display settings to learn how to save power   b y   d i s a b l i n g   D a y d r e a m ,   t u r n i n g             
off the indicator light, and reducing the screen brightness and screen-off time.
See Sound settings to learn how to save power by disabling unnecessary sound or vibration alerts. 

126
Phone Manager
Optimizing your system
Use Phone Manager to make your phone run faster and optimize performance.
Conducting a comprehensive scan
Open Phone Manager.  Your  phone  will  automatically  conduct  a  comprehensive  scan  and           
optimize your system.
Cleaning up your phone
1 Open Phone Manager.
2 Touch System optimization to scan for and clear cached application data and system trash.
 
Follow the onscreen instructions to manually clear files or configure the settings.
3 Once the...

Phone Manager 
127
• Touch Harassment filter >  and follow the onscreen instructions to configure a call 
blacklist or whitelist, keywords, and spam settings.
• Touch Notification center and select an application to configure its notification permissions 
and settings.
Battery management
Phone Manager comes with a battery manag e m e n t   f e a t u r e   t o   h e l p   y o u   s a v e   p o w e r   a n d   p r e v e n t             
you from missing important calls and messages.
Open Phone Manager and...

128
Tools
Calendar
Calendar helps you to plan your daily schedule. For example ,   i t   h e l p s   y o u   t o   p l a n   a h e a d   a n d             
displays information about public holidays. If you have sav e d   y o u r   c o n t a c t s    b i r t h d a y s ,   C a l e n d a r             
will automatically create birthday reminders.
Adding and deleting events
Add events and set reminders to help you plan ahead.
• Add an event: Open Calendar, touch , and then enter the name, start and end...

Tools
129
• Switch to a different calendar: Make sure that you are connected to the Internet, and then 
touch 
 > Calendars to display. Touch Local calendar and select the desired calendar.
 
For more information on connecting to the Internet, see Accessing the Internet.
• Automatically import contacts birthdays: Touch  > Calendars to display, and then 
turn on the Contacts birthdays switch. Your phone will automatically import your contacts 
birthdays and create birthday reminders.
Viewing global...

Tools
130
• Configure the alarm settings: Touch to configure the snooze duration, silent mode 
settings, and volume button behavior.
• Delete an alarm: Touch and hold the alarm you want to delete, and then touch .
• Turn off an alarm: Touch Slide to turn off alarm at the bottom of the lock screen.
• Mute an alarm: Press the volume down button.
• Snooze for 10 minutes: Press the power button. The alarm will go off again after 10 minutes. 
Swipe down on the screen to open the notification panel and touch...

Tools
131 Touch  > 
Date & time > Dual clocks and then turn on the Dual clocks switch. Touch S e t             
home city
, and then select your home time zone from the list of cities.
 
Only one clock is displayed when the local time zone is the same as the home time zone.
Stopwatch
1 Open Clock.
2 Under Stopwatch, touch to start timing.
 
While timing, touch  to count laps. Swipe up on the timer in the middle of the screen to 
view your lap data.
3 Touch to pause the stopwatch.
4 Touch to resume the...

Tools
132
Weather
Weather allows you to check the current weather and multi-d a y   f o r e c a s t   f o r   y o u r   l o c a t i o n   a n d             
many other destinations around the world.
Viewing weather information
Open Weather. You can:
• View detailed weather information: Swipe up on the screen to view the weather forecast for 
the next 24 hours, chance of rainfall, air quality, comfort index, wind speed and direction, and 
sunrise/sunset times.
• View weather for other cities: Swipe left...

Tools
133 the scheduled interval.
Adding and deleting cities
Add multiple cities to the weather application so that you can keep track of the weather in cities            
of interest to you.
1 Open Weather.
2 Touch . You can then:
• Add a city: Touch  > . Select a city from the list or search for the desired city in the 
search bar. You can add a maximum of 10 cities to the weather application.
• Remove a city: Touch and hold the city you wish to remove, and then touch .
Notepad
Use Notepad to record...