Tips for fix ACER LIQUID Z220 (DUO) problems with simple tricks. This phone have 4 inches LCD screen with 3G HSDPA network data connection, but it does not have 4G LTE and no NFC as well. The interesting poin from ACER LIQUID Z220 (DUO) is the Android operating system using Android Lollipop for default OS. We can choose single simcard GSM or dual simcard GSM-GSM on together. Unfortunately the battery of ACER LIQUID Z220 (DUO) only have 1300 mAh, that is why we need to do some extra setup for make the battery of ACER LIQUID Z220 (DUO) life longer.


What is Advantage of ACER LIQUID Z220 (DUO) Specifications:

GSM 3G GSM LCD 4  inches screen
Internal memory 8 GB with 1 GB RAM
External memory microSD, up to 32 GB
Main Camera 5 MP, 2592 х 1944 pixels, autofocus, LED flash
Front Camera 2 MP
Processor Dual-core 1.2 GHz
Operating Android OS, v5.0 (Lollipop)
Battery Li-Ion 1300 mAh



How to Fix or Problem Solving for Recovery ACER LIQUID Z220 (DUO)  hang or not responding or malfunctions or stuck or freezing or bricked ?

The ACER LIQUID Z220 (DUO) have AGPS type for make user easy to navigate with GPS navigator or use for knowing our location to tag location in the camera pictures result. This phone have 8 GB internal memory with 1 GB RAM. We can install several important applications from Google Play Store like Facebook, Instagram, Whatsapp, Blackberry Messenger (BBM), WeChat, Line Messenger, Path, Pinterest, Skype, Viber and many more. But we have to read carefully what user said about new applications or not famous one, because some applications from Google Play Store may contain viruses or malware that can make our ACER LIQUID Z220 (DUO) become hang or stuck or bricks or frozen or boot logo loop or LCD touch screen not responding. At this conditions we have to force soft reset or force shutdown or force reboot to clean temporary files and caches. If this problem does not fix, then we have to do hard reset ACER LIQUID Z220 (DUO). Please do not forget to do backup any important data because doing hard reset or master format will remove or wipe any data and installed applications.


How to Force Shutdown or Force Soft Reset or Force Reboot or Force Restart ACER LIQUID Z220 (DUO) ?

When our ACER LIQUID Z220 (DUO) get hang or frozen or can not boot properly or LCD touch screen not responsive in the middle of running applications, then we have to force shutdown or force reboot or force soft reset to restart all running applications and delete temporary files and caches. Please open back cover case of ACER LIQUID Z220 (DUO), then remove or unplug the battery, wait 5 seconds and put again that battery at right positions, press POWER button to turn this phone again. This process already done the soft reset or reboot procedure. The soft reset or reboot process is safe to do anytime, because it will not remove any important data. If we want to remove temporary files and caches or we need to restart all running applications although our ACER LIQUID Z220 (DUO) still work normally, then press and hold POWER button until pop-up menu appear, then choose Shutdown / Reboot / Power off menu.


#Option 1, Hard Reset ACER LIQUID Z220 (DUO) with Software Menu :

  1. Turn on ACER LIQUID Z220 (DUO)
  2. Make sure the battery already charge properly
  3. You better to backup all important data
  4. Go to menu: Setting > Backup & reset > Factory data reset > Reset phone
  5. Choose Erase everything to continue and confirm you ready to do the format ACER LIQUID Z220 (DUO)
  6. The ACER LIQUID Z220 (DUO) will continue the step until ready to use in clean factory default.



hard reset acer liquid z220 reformat to factory default

#Option 2, Hard Reset ACER LIQUID Z220 (DUO) with Hardware Key Button:

  1. Please check that the battery is not empty
  2. Do not forget to backup all important data
  3. Turn off the ACER LIQUID Z220 (DUO)
  4. Press and Hold Power Button + Volume Up together until the smartphone show menu at LCD
  5. Choose Recovery Mode menu. Navigate with Volume Up and press Volume Down to OK or Choose it
  6. Wait until Android logo appear, and press Power Button
  7. Choose Wipe data/factory reset menu. Navigate with Volume Down and press Volume Up to Ok or Choose it (different with no.5 for volume button)
  8. Follow the menu at LCD screen to continue the hard reset ACER LIQUID Z220 (DUO)


How to Restore and Reinstall Clean Android Operating system / firmware at ACER LIQUID Z220 (DUO) (Reformat)?

The ideal smartphone which produce at Q2 2015 and above should already have latest operating system version, this is also happen at ACER LIQUID Z220 (DUO) because when the first time release in the market, this phone use Android Lollipop OS. After install some applications, maybe some of them can become crash or wrong setting that make ACER LIQUID Z220 (DUO) operating system damaged or corrupt. When this problems happen, then we have to reinstall or reformat with factory default Android operating system. First we have to know, clean factory default Android operating system file source already saved safely inside ACER LIQUID Z220 (DUO) ROM or internal memory, therefore we can directly do reformat or reinstall without need to copy or connect from other device. We can follow steps to hard reset above then clean factory default ACER LIQUID Z220 (DUO) operating system will be reinstall or reformat by itself.


How to Unlock or Fix or Bypass or Solutions for ACER LIQUID Z220 (DUO) forgot password code or security lock screen pattern or pin (lost password)?

Some users does not aware about how important to give security protections at ACER LIQUID Z220 (DUO), this conditions will become trouble when our ACER LIQUID Z220 (DUO) stolen or lost, because all users can open and use our phone directly without any protections. Please give more security from several options at menu Setting. We usually use screen lock pattern but some users like to use password pin protections. What should we do when we forgot security protections at ACER LIQUID Z220 (DUO)? We can bypass or unlock forgot security screen lock pattern or password pin protections at ACER LIQUID Z220 (DUO) using Google account. When this phone already ON, please try to give several time wrong answer continuously until this phone locked or freezing 30 seconds. At this time we can find Forgot Password / Pattern button, press this button, then we can type our Gmail username and password to unlock or bypass forgotten security answer. If we can not access any Google account at this phone, then please try to do hard reset using hardware button combination key.


How to Improve Performance ACER LIQUID Z220 (DUO) to make run more faster?


Acer create ACER LIQUID Z220 (DUO) to use for standard daily activity like chatting or email or browsing or social media, because the specification is not too fast using Dual-core 1.2 GHz processor with 1 GB RAM. What make ACER LIQUID Z220 (DUO) become slowly? This problems usually because too many application run in the background. We have to know that some applications that we install from Google Play Store need to keep run in the background to wait data update. All applications will use some amount of RAM, if many of them run together then the RAM and processor resources will be insufficient and make ACER LIQUID Z220 (DUO) become slowly. Please uninstall some not use applications. If we want to make our ACER LIQUID Z220 (DUO) performance run faster again, please consider to do hard reset.


Is That Any Secret Code for Doing Format ACER LIQUID Z220 (DUO) ?

There is no secret hidden code for ACER LIQUID Z220 (DUO) to make it back to factory default. Do the options above to hard reset it.


How to Improve Battery Life Longer of ACER LIQUID Z220 (DUO)For Solving Battery Drain Faster Problem (Battery Saving / Extent Battery Life)?

The common problems for ACER LIQUID Z220 (DUO) is battery drain, because this phone only have 1300 mAh battery capacity. We need to give several adjustment to make ACER LIQUID Z220 (DUO) battery work more longer. Please try to turn off or disable not use connection like GPS / Bluetooth / Wifi. We always suggest to set our ACER LIQUID Z220 (DUO) brightness as low as possible to reduce the battery consumption. More heavy this phone work and more LCD screen active, then it will make more fast the battery become empty at ACER LIQUID Z220 (DUO).


Latest Discussions & Share Information:

[Q] I cannot gey into my phone Past the screen lpck park rhinj
[A] Hi, try to use Google account to unlock forgotten security password at your Acer Liquid Z220. When your phone ask for password, please give several time wrong answer continuously until your phone locked or freezing 30 seconds. At this time you will find Forgot Password button. Press this button then you will find field to type your Gmail username and password that you have already signed-in before. Please make sure your Acer Liquid Z220 Internet connection is active, because your phone will ask authentication to Google server for bypass security protections.