How to Easily Master Format ACER LIQUID Z5 DUO (Z150) with Safety Hard Reset?

Solutions for solving ACER LIQUID Z5 DUO (Z150) problems. This is dual simcard smartphone from ACER. We can use 2 simcard together, to received phone or sms like usual. The first GSM simcard use standard size and the second GSM simcard using micro SIM card. Please note, the ACER LIQUID Z5 DUO (Z150) is dual GSM-GSM network card. We can not use this phone for CDMA.

What is Advantage of ACER LIQUID Z5 DUO (Z150) Specifications:

LCD 5 inches screen
Internal memory 4 GB
External memory microSD, up to 32 GB
Main Camera 5 MP, 2592 х 1944 pixels, LED flash
Processor Dual-core 1.3 GHz Cortex-A7
Operating system v4.2 (Jelly Bean)
Battery Li-Ion 2000 mAh

What to do for Solve and Recovery if ACER LIQUID Z5 DUO (Z150) get hang or not responding or malfunctions or hang or stuck or freezing or bricked problem?

The ACER LIQUID Z5 DUO (Z150) have 5 inches LCD screen. We will have fun to use this phone for playing Games, doing office work without getting problem when typing, because the screen is big enough. There are many applications that we can download from Google Play Store, but we have to know that not all applications will run well at this phone. Sometime some applications can make problems like hang or stuck or bricks or frozen or blank or boot logo loop or LCD touch screen not responding. If we get this problem, we should try to force reboot or force soft reset ACER LIQUID Z5 DUO (Z150). If the problem still happen, then we should try to do hard reset or master format.

How to Force Soft Reset or Reboot or Restart ACER LIQUID Z5 DUO (Z150) ?

The easy way to force reboot or force soft reset ACER LIQUID Z5 DUO (Z150) by open the back case and remove the battery, wait about 5 seconds, after that put the battery again in the right positions. After that press POWER button for turn it on. When the phone work normal or LCD screen still responding, we also can do soft reset or reboot or restart by press and hold POWER BUTTON for several seconds, we will see the pop-up menu to restart/reboot or turn off. Choose restart/reboot than the ACER ACER LIQUID Z5 DUO (Z150) will do the soft reset or restart. This step is safe because it will not remove any important data.

#Option 1, Hard Reset ACER LIQUID Z5 DUO (Z150) with Software Menu :

  1. Turn on ACER LIQUID Z5 DUO (Z150)
  2. Make sure the battery already charge properly
  3. You better to backup all important data
  4. Go to menu:Setting > Privacy > Factory Data Reset> Reset
  5. ChooseErase everythingto continue and confirm you ready to do the format ACER LIQUID Z5 DUO (Z150)
  6. The ACER LIQUID Z5 DUO (Z150) will continue the step until ready to use in clean factory default.

#Option 2, Hard Reset ACER LIQUID Z5 DUO (Z150) 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 Z5 DUO (Z150)
  4. Press and HoldPower 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 Z5 DUO (Z150)

How to Restore and Reinstall Clean Android Operating system at ACER LIQUID Z5 DUO (Z150) ?

The factory default operating system of ACER LIQUID Z5 DUO (Z150) is Android Jelly Bean. Sometime because of wrong setting or error from installed applications, the operating system can be damage or not work normally. In this case, maybe we would like to reinstall or restore the factory default operating system. We have to know that the clean factory default operating system already saved inside ACER LIQUID Z5 DUO (Z150) ROM. So we should not have to copy from outside this phone when we need to do reinstall the operating system or firmware. Just follow the hard reset steps above, then the clean factory default operating system will be reinstall by itself at ACER LIQUID Z5 DUO (Z150).

How to Unlock or Fix or Solutions for ACER LIQUID Z5 DUO (Z150) forgot password code or security lock screen pattern or pin (lost password)?

There are several options to make our ACER LIQUID Z5 DUO (Z150) smartphone become secure. We recommended to use screen lock pattern or password pin protections. The problems will happen when we forget the answer for that security protections. But do not worry, because Google already have steps to bypass or unlock forgotten security screen lock pattern or password pin protections. Please try to give several time wrong answer until the phone freeze for several seconds. In this time, we will find Forgot Password / Pattern button. Press that button, then we can unlock or bypass forgotten security pattern or password protection using Google account or Gmail account that already saved before. If we still can not access Google account or Gmail account, then we should do hard reset or master format.

How to Improve Performance ACER LIQUID Z5 DUO (Z150) to make run more faster?

Some ACER LIQUID Z5 DUO (Z150) users maybe have problems with slow or lag when access or running some applications. Usually this problem happen because we have many applications run in the background together. When we download applications from Google Play Store, some of that applications will stay running in the background to wait some command or wait for update data. This background applications will need some memory RAM and also they will use some processor resource when doing their activity. Therefor we should remove or uninstall not use applications to make our RAM and processor work better. If we need to make ACER LIQUID Z5 DUO (Z150) performance run faster again like new, then we should do hard reset or master format.

Is That Any Secret Code for Doing Format ACER LIQUID Z5 DUO (Z150)?

There is no secret hidden code for ACER LIQUID Z5 DUO (Z150) to make it back to factory default. Do the options above to hard reset it.

How to Upgrade ACER LIQUID Z5 DUO (Z150) Operating System or Firmware to Android Kitkat ?

Until we write this solutions, Acer still not release official Android Kitkat version 4.4+ for ACER LIQUID Z5 DUO (Z150). But we still can try to check it anytime to make sure our ACER LIQUID Z5 DUO (Z150) operating system get the latest update firmware by using Menu Setting > About Phone > System Update > choose Check Now. Once get update then we will received more information about related new operating system update.

44 thoughts on “How to Easily Master Format ACER LIQUID Z5 DUO (Z150) with Safety Hard Reset?”

  1. I tried the best following instruction about acer liquid Z150 system reboot and restarted but not successful.Pls help me about this problem,thank’s a lot.

    • Hi, please do it again carefully, we have also already gave some little update number to make it more easy to follow the steps for hard reset Acer Liquid Z5 or Z150 with hardware button key. Follow the again #Option 2 steps above from beginning carefully. But make sure your battery is full when performing hard reset.

  2. i bought an acer liquid Z5 today, i didn’t plug in the charger because my brother told me i had to let it power off completely first, and charge it then for about 10 hours. i believed him because i’m a noob in all this stuff. Now i can not power it on, and when i plug in the charger there is only a blue led in the right corner which lights up. Still unable to power it on. pfffff have i damaged the phone or battery now?

    • Hi, your Acer Liquid Z5 will not get trouble if you completely make the phone off because the empty battery, because the hardware automatically left some amount of battery capacity to ignore the battery trouble. However, sometime the battery need to charge about 10 until 20 minutes first at OFF positions while your phone battery fully empty, after that you can try to turn it on again. If you already charge it about 10 hours but the phone still can not turn on, then maybe your phone is stuck and need to be force soft reset by open the back case and remove the battery about 10 seconds. After that please put again the battery at right positions and turn it on. If you still can not turn it on, please try to force hard reset or reformat using hardware button at #Option 2 above.

  3. Tengo este celular y me dice TARJETA SIM BLOQUEADA PERMANENTEMENTE. No hay caso, probe con un hard reser y me salta lo mismo

    • Hi, sorry reply in English. The PERMANENTLY BLOCKED SIM CARD is the problem from your GSM provider, please consult it with your network provider.

    • Hi, there are no default password code for Acer Liquid Z5. If you forgot about the username and password for Acer Liquid Z5 then you can bypass or unlock it using Gmail account that you have already signed in before. Please give several time wrong answer continuously until your Acer Liquid Z5 freeze or locked about 30 seconds, after that you will find Forgot password button to give your Google username and password.

  4. Hi, my acer z150 got hang and its just on, i can’t power it off and when I plugged in the charger, there’s a blue led in the right corner which lights up and the phone is still on. How can I fix this? Need your help, thanks.

    • Hi, first you have to try force soft reset or force shutdown by remove the battery of your Acer Liquid Z5, open the back cover case and unplug the battery about 5 seconds, then put again battery at the right positions. If this problem still happen, then please use hard reset steps with hardware button combination key for factory default reset.

  5. i have an acer z150 and its rooted it works perfectly but after that ihave something to change in ROM using Roomtoolbox (it was changing something in RAM) after restarting its stuck in logo and it never opened so i try soft and hard reset wiping everything but nothing happened its still on logo..please help please????

    • Hi, unfortunately we can not give good advice for any non standard root or custom rom or tweak at your Acer Liquid Z5, because there will be some possibilities that can make problem with custom tweak. Maybe you can ask first community website that already give you follow the advice to doing rooted and changing custom rom.

  6. Every time I update Google maps or any google services they stop working I have to take them back to the factory installed apps and delete all updates for them to work again

    • Hi, maybe your phone internal memory already full because Acer Liquid Z5 only have 4 GB total internal memory, but you only can have about half of it, more less 2 GB free internal memory, therefore sometime not all applications can install properly at this phone. Please only install any specific important daily use applications for this phone because limited internal memory and limited RAM which only have 512 MB.

    • Hi, if you have already done hard reset using hardware button combination key, but your Acer Liquid Z5 still can not work properly then maybe your phone get hard bricks. But before you bring to Acer authorize service center, then you can try to change the charger with other Android charger with minimal 1 A current output, just to make sure your charger still fine.

  7. Pls do help me regarding to my acer z150.. The regular simcard slot was trying to unlock it by i dont know why!?i already search at google but i dont find the right answer for my problem.

    • Hi, unfortunately we also can not give answer for unlock simcard slot. If this problems comes with hardware then maybe you need to consult with Acer authorize service center.

  8. hi I am having trouble with my camera it tells me that it cannot connect to camera. so what should u do? please help

    • Hi, please try to download other 3th party camera applications from Google Play Store like Google Camera or Open Camera. If this problems comes from your default camera apps, then these kind of apps can run your camera again. You can also try to do hard reset your Acer Liquid Z5 Duo for reformat all applications including default camera and test it again. If the problem still happen after doing hard reset, then maybe your Acer Liquid Z5 camera get trouble and need to repair at Acer authorize service center.

  9. hi please help me, im installing chainfire 3d on my acer liquid z5 but the apk was installed the reboot my phone got stock up on the acer logo i follow your hard reset steps but this aint work please help i bricked my phone?

    • Hi, as far as we know you need to root your Acer Liquid Z5 to use Chainfire. However, we can not give good advice for custom tweak or root. Maybe someone else can give help for your trouble.

  10. I downloaded The Family Guy game from the play store and it’s not working on my ACER Z.? I have enough storage and my other stuff plays fine.??

    • Hi, with the limitation of Acer Liquid Z5 Duos specifications, your phone may not be able to play this kind of games. Because the RAM only 512 MB and low 4GB internal memory.

    • Hi, please try to do hard reset your Acer Liquid Z5 Duos using hardware button combination key, and after your phone can boot normally then try to make sure your phone can response correctly with your finger touch. But if the LCD still not responsive after finish hard reset, then maybe your LCD at Acer Liquid Z5 broken and need to get hardware repair at Acer authorize service center.

    • Hi, please try to unlock forgotten pin code with Google account, you can try to give several time wrong answer continuously until your Acer Liquid Z5 locked or freezing. At this moment, you can find Forgot Pin / Password button, press this button then you can type Gmail username and password that you have already signed-in before. Plasae make sure your Internet connection active while unlock with Google account, because it will ask authentication at Google server. If you can not access your Gmail account, then you have to do hard reset or master format.

  11. Hi, I have my acer z150 with me. i use this phone for playing especially COC. but this morning, my phone suddenly shutdown but his happens twice already. what i did before was rebooting by pressing two buttons as stated on acer guidline and indeed, it worked. but this morning with same situation, and procedure but it didn’t and it become worst. the phone is not working no more. blurd and.. screen displays moving.

    for this, may we request and immediate cure for my acer phone please.

    thank you and god bless.

    • Hi, perhaps your Acer Z150 operating system is damaged or corrupted. Therefore you have to do hard reset using software menu or using hardware button combination key. This process will reinstall factory default operating system and usually will fix your phone problems.

    • Hi, please try to do hard reset using hardware button combination like steps at #Option 2 above. It will reformat your Acer Liquid Z5 operating system to factory default.

  12. my acer z150 is not starting and on screen it dispays
    factory mode
    auto test
    manual test
    item test
    test report
    debug test
    clear emmc

    • Hi, we suggest you to do hard reset to reinstall factory default operating system. This process will also remove all downloaded applications and restore all factory default applications as well at your Acer Z150. If you can not go to menu setting, then please follow steps at #option 2 above to reformat using hardware button combination key.

    • Hi, first you have to make sure for applications which block your connections usually like battery saving or something like that. You also may try to different hotspot or access point. If still can not work, then please backup all important data and do hard reset to reformat your Acer Liquid Z5 Duo operating system to factory default.

  13. Hi,the same thing happened to my Acer Z150,the thing is i happen to not use my phone for the whole day and ended up turning it on on the other day,i really did not know what happen,when i open the phone it started popping up caution like “process android stop”report and okay button,then every app started to stop,i didnt know what to do,so i started searching about it and i found your tips,i was really amazed i swear,but the thing is,i tried the option 1 and option 2 but it still the same,i also cannot open the settings to reboot because the settings always stop,it also said Acernidus stopped and everything else,please help,i really need your help,i believe you can help me,thank you

    • Hi, it seems tha your Acer Liquid Z5 still can boot but can not work. Please try to do one more time hardware button combination key to reformat your phone. After your phone can work again, then please do not login with any previous Google account, because it may work with cloud backup restoration. We suggest to create new Google account to test your Acer Lquid Z5 several days.

  14. Hi! I wpuld like to ask what should i have to to when mg acer z150 keep on saying that applications have gone error. And whenever ibtry to reformat it it doesnt reformat.

    • Hi, it seems that your Acer Liquid Z5 get applications troubles. You should try do hard reset using menu Setting or otherwise you can try to do hard reset using hardware button combination key like steps at #option 2 above. It will reformat your Acer Liquid Z5 operating system to factory default.


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