Tips and tricks to fix ASUS ROG PHONE 3 ZS661KS problems. ROG smartphone is build for gaming. It use Qualcomm SM8250 Snapdragon 865+ processor with dedicated GPU (graphic processor unit) Adreno 650. It will give good performance gaming experience for all 3D HD games without any troubles and supported with fast 5G data connections.

ASUS ROG PHONE 3 use Android 10.0 as factory default operating system together with ROG UI. For give vivid color view, this phone use AMOLED screen type at 6.59 inches Full HD+ resolutions, and already protected with Corning Gorilla Glass 6. Some users get issue with ASUS ROG PHONE 3 ZS661KS software and hardware. We will try to give more solutions, reviews and information about how to solve troubles of ASUS ROG PHONE 3 at community.


What are Advantages of ASUS ROG PHONE 3 ZS661KS Specifications and Features:

  • GSM 3G HSDPA with 4G LTE and 5G, dual sim
  • LCD 6.59 inches, 19.5:9 aspect ratio
  • Internal memory 128 GB with 8 GB or 12 GB RAM
  • Internal memory 256 GB with 12 GB RAM
  • Internal memory 512 GB with 12 GB or 16 GB RAM
  • Main Camera : Triple 64 MP f/1.8 (wide) + 13 MP f/2.4 (ultra wide) + 5 MP f/2.0
  • Main Camera Features Phase Detection Autofocus (PDAF), LED flash
  • Front Camera 24 MP for Selfie photography
  • Processor Octa-core 1×3.1 GHz Kryo 585 & 3×2.42 GHz Kryo 585 & 4×1.8 GHz Kryo 585
  • Operating system Android 10.0
  • Battery Non-removable Li-Po 6000 mAh



How to Fix or Problem Solving for Recovery ASUS ROG PHONE 3 ZS661KS hang or not responding or malfunctions or stuck or freezing or bricked ?

ASUS ROG PHONE 3 ZS661KS does not have external memory slot MicroSD/MicroSDXC. We need to choose the sufficient internal memory for install many applications, games and data from Google Play Store. We can choose 128 GB or 256 GB or 512 GB internal storage capacity. This phone does not have 1 TB storage.

We need to know that some applications at Google Play Store may also contain viruses or malware. They can hide as security apps or interesting games. However, usually they are new release or not famous apps. We can see from user reviews to make sure whether that apps are good or not. If we installed that kind of apps, then our ASUS ROG PHONE 3 ZS661KS may become slowly or stuck or hang or bricks or LCD touch screen not responsive, then we have to remove temporary files and caches. These bad apps usually will not get Verified By Play Protect information from Google Play Store.

What should we do? First we have to try remove temporary files and caches from RAM by doing soft reset or reboot. After our phone can start again, then try to install free antivirus from Google Play Store like AVAST or NORTON, it will scan all installed apps and data inside this phone, also will give safe setting recommendation to make our ASUS ROG PHONE 3 ZS661KS become more secure. If still can not work, then we have to do hard reset. For safety reasons, please do not install any unknown APK files, because it is very easy to make our phone getting trouble. How to remove Google account / Gmail account from ASUS ROG PHONE 3 ZS661KS ? Doing this procedure to hard reset or master format will remove all account including Google account.


How to Force Shutdown or Force Soft Reset or Reboot or Restart ASUS ROG PHONE 3 ZS661KS?

ASUS ROG PHONE 3 ZS661KS is flagship smartphone with big internal memory and big RAM capacity. Many users can run without troubles. But if some installed apps crash, then our phone will start run not normal or hang or LCD touch screen not responsive. We have to remove temporary files and caches. Please press and hold POWER button until ASUS ROG PHONE 3 ZS661KS shutdown or turn off by itself. Please try to press POWER Button and Volume Down if not work. After this phone totally off, then we can press again POWER button to turn it ON. This process will not remove any important data, therefore we can do this process anytime we want. If our ASUS ROG PHONE 3 ZS661KS still can work properly, but we want to clear temporary files and caches from some applications, then please press and hold POWER button until pop-up menu appear, continue choose Shutdown / Power off / Reboot menu.



Choose Recommended Antivirus For ASUS Android Smartphone ?


How to backup data or Contact at ASUS ROG PHONE 3 ZS661KS?

ASUS ROG PHONE 2 ZS660KL does not have external memory, therefore we can not backup anything at MicroSD. But we can connect this computer using USB data cable, connect to computer and read files inside this phone using computer file manager.

If our ASUS ROG PHONE 3 ZS661KS has already signed in with Google account, by default our contact will be synchronize in the background to Google server. Please make sure we check all contact at Google contact server using Internet browse to make sure backup is done.


Please note: These options bellow may not work for some devices because of firmware update version or hardware troubles or some other possibilities.

#Option 1, Hard Reset ASUS ROG PHONE 3 ZS661KS with Software Menu :

  1. Make sure the battery is charge properly
  2. Turn on ASUS ROG PHONE 3 ZS661KS smartphone
  3. Don’t forget 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 ASUS ROG PHONE 3 ZS661KS
  6. The ASUS ROG PHONE 3 ZS661KS will continue the step until ready to use in clean factory default.


hard reset asus rog phone 3 zs661ks

#Option 2, Hard Reset ASUS ROG PHONE 3 ZS661KS with Hardware Key Button:


  1. Make sure the battery fully charge
  2. Do not forget to backup all important data
  3. Turn off the ASUS ROG PHONE 3 ZS661KS
  4. Press and hold Volume Up button (do not release and continue to no.5)
  5. Press and hold Power button (no.4 still continue press and hold), so now we hold Volume Up Button + Power Button together
  6. Wait until vibrate appear at ASUS ROG PHONE 3 ZS661KS, then release Power button (do not release Volume Up button)
  7. If we see Logo appear at LCD screen, then release Volume Up button (release all button now)
  8. Wait until FASTBOOT MODE appear
  9. At this text menu, use Volume Down Button to choose Recovery Mode and continue with press Power Button to confirm or OK
  10. Wait until the LCD of ASUS ROG PHONE 3 ZS661KS will show the Android Logo with error text, continue press and hold POWER button, after that continue press and release one time Volume Up, then we will see Android System Recovery Mode menu
  11. Follow the menu at LCD screen to continue wipe data/factory Reset for hard reset ASUS ROG PHONE 3 ZS661KS, use Volume Up or Volume Down to navigate the Menu and press Power Button to OK or Enter


How to Unlock or Fix or Bypass or Solutions for ASUS ROG PHONE 3 ZS661KS forgot password code or security lock screen pattern or pin (lost password)?

ASUS ROG PHONE 3 is build for entertainment. Therefore the internal memory options are big enough for keep many data and downloaded applications. Moreover, this phone have triple rear camera with 64 megapixel for wide + 13 megapixel for ultrawide + 5 megapixel for macro. We need to secure all data, applications and photos-videos from unauthorized people when ASUS ROG PHONE 3 ZS661KS away from us or lost or stolen.

Under display fingerprint sensor is use at ASUS ROG PHONE 3 ZS661KS. It work fast and accurate for unlock our phone with fingerprint. We also can use 24 megapixel front camera for face unlock recognizing. Both protections will not work after finish reboot or restart, therefore we have to choose secondary backup protections like screen lock pattern or password or pin. The problems will start happen when we can not unlock this phone or fingerprint can not unlock or forgot security answer. What should we do?

If we can not access or bypass security protections, then we need to do hard reset or master format using hardware button combination key to reformat or hard reset. ASUS ROG PHONE 3 ZS661KS already use latest Android version, therefore this phone already protected with FRP (Factory Reset Protection). This functions is very important to secure our phone after finish hard reset or master format, because it will ask for previous Google account username and password to make sure that this phone is belongs to us. Therefore we will see Verify with previous Google Account page after finish hard reset.


Is That Any Secret Code for Doing Format ASUS ROG PHONE 3 ZS661KS?

There is no secret hidden code for ASUS ROG PHONE 3 ZS661KS to make it back to factory default. Do the options above to hard reset it.


How to Restore and Reinstall Clean Android Operating system / firmware at ASUS ROG PHONE 3 ZS661KS (Reformat)?

This phone has been installed with Android 10.0 with several factory default applications. But after install several apps, sometime the operating system is damaged or corrupted. We have to reinstall or master format. Please note, clean and official Android operating system file source already saved safely inside ASUS ROG PHONE 3 ZS661KS internal memory, therefore we do not need to copy or connect to other devices. Just follow simple steps to hard reset above, then clean factory default Android operating system will be reinstall automatically at our ASUS ROG PHONE 3 ZS661KS.


How to make ASUS ROG PHONE 3 ZS661KS Run More Faster or Fix Slow Performance Problems ?

ASUS ROG PHONE 3 ZS661KS is flagship high-end smartphone with Qualcomm SM8250 Snapdragon 865+ processor. It have high performance and faster video rendering for playing games. We have to understand that all running applications will use RAM, some apps also will run in the background to wait data update, therefore if many of them run together, then our ASUS ROG PHONE 3 ZS661KS RAM and processor resources will be insufficient and become slowly.

We have to uninstall some not use applications from ASUS ROG PHONE 3 ZS661KS to make this phone run more faster. If we want to make our ASUS ROG PHONE 3 ZS661KS run faster again like new, then please consider to do hard reset or master format.


How to Format or Erase Phone Memory at ASUS ROG PHONE 3 ZS661KS?

There are two phone memory type at ASUS ROG PHONE 3 ZS661KS, one is internal memory and the other one is external memory. If we want to format internal memory phone then we have to do hard reset or reformat the operating system of ASUS ROG PHONE 3 ZS661KS as well. Please use menu setting to do hard reset or reformat using #option 1 above, but make sure to give checkbox mark at Erase Internal SD card / Internal storage. Then it will reformat the factory default operating system and remove or erase any data inside internal memory.

To reformat or wipe or erase all data at external memory, we can use menu Setting > Storage > Erase Internal Storage / SD Card. Please always make sure all data has already backup before reformat or wipe everything, because it is hard to recover formatted / wiped data at internal or external storage.


How to Upgrade ASUS ROG PHONE 3 ZS661KS Android Version ?

This phone already use latest version of Android, ASUS ROG PHONE 3 ZS661KS use Android 10.0 as factory default operating system. We still wait for new Android version withing several months later. When new major Android version release, then maybe this phone will get firmware upgrade using OTA (over the air). Just wait for further information.


How to Make Battery of ASUS ROG PHONE 3 ZS661KS Stronger, Life Longer and Not Fast to Drain ?

Big battery is the most important thing at gaming smartphone. ASUS ROG PHONE 3 ZS661KS use 6000 mAh battery capacity. It is not removable and have fast charging 30W technology from Qualcomm. Have Power Delivery 3.0, Quick Charger 4.0, 3.0 and also support Reverse charging 10W. However, if we still want to make battery performance more more longer, then please do some adjustment like make LCD screen not too bright and disable all not use connections such as GPS or Bluetooth or NFC or Wifi.

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