Backup contacts, photos, videos, sms messages and call logs from Jiayu JY-G4

Jiayu JY-G4

Available guides for synchronization to the secure cloud

Supported functions

  • contact synchronization
  • sms backup
  • call log backup
  • photo synchronization
  • video synchronization
  • automatic sync

Jiayu JY-G4 is supported on PhoneCopy. Please note that following settings may vary a little depending on the firmware version.

Confirmed models

jy-g4s: g4s/lcsh92_wet_jb9 (mt6592/lcsh92_wet_xm_kk)
jy-g4s: s8/s8 (mt6592/s8)

Confirmed versions

Android 4.4 KitKat
kot49h (unknown/unknown)
Android 4.2 Jelly Bean
jdq39 (unknown/unknown)

Android versions running on Jiayu JY-G4

PhoneCopy for Android app supports various Android versions. Our users synchronized their Jiayu JY-G4 running Android 4.2 Jelly Bean (96.88%), Android 4.4 KitKat (3.12%).

Android versions on Jiayu JY-G4

The chart depicts Jiayu JY-G4 backup with PhoneCopy, running on various versions of Android.

Text guideline - How to backup

From Jiayu JY-G4

If you want to transfer contacts from your Android device please use following screenshot guide.
  1. Download our PhoneCopy for Android application to your mobile device.
  2. After launching the application, create a new account from the application. If you have already created an account on web pages www.phonecopy.com, log in to this existing account in the application.
  3. After successful login, go through the application setup wizard and then select "Synchronize" (for an account with an existing backup) / "Backup" (for an empty account) or press the "Later" button and then select option in the side menu "Back up contacts" / "Restore contacts" for one-way synchronization.

More detailed information and instructions include screenshots: how to backup and synchronize contacts from Android

For more information about our app, visit our PhoneCopy for Android page.


You need an Android phone version 4.4 (KitKat), 5.0, 5.1 (Lollipop), 6.0 (Marshmallow), 7.0, 7.1 (Nougat), 8.0, 8.1 (Oreo), 9.0 (Pie), 10, 11, 12, 13 and 14 incl. tablets. Let us just remind you, that for now PhoneCopy for Android transfers to server contacts, photos, videos and SMS.

In the case of problems with synchronization, please contact us.

To Jiayu JY-G4

If you want to transfer contacts to your Android device please use following screenshot guide.
  1. Download our PhoneCopy for Android application to your mobile device.
  2. After launching the application, create a new account from the application. If you have already created an account on web pages www.phonecopy.com, log in to this existing account in the application.
  3. After successful login, go through the application setup wizard and then select "Synchronize" (for an account with an existing backup) / "Backup" (for an empty account) or press the "Later" button and then select option in the side menu "Back up contacts" / "Restore contacts" for one-way synchronization.

More detailed information and instructions include screenshots: how transfer contacts to Android

For more information about our app, visit our PhoneCopy for Android page.


You need an Android phone version 4.4 (KitKat), 5.0, 5.1 (Lollipop), 6.0 (Marshmallow), 7.0, 7.1 (Nougat), 8.0, 8.1 (Oreo), 9.0 (Pie), 10, 11, 12, 13 and 14 incl. tablets. Let us just remind you, that for now, PhoneCopy for Android transfers to server contacts, photos, videos, and SMS.

In the case of problems with synchronization, please contact us.

User comments

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  • For some strange reason, app cannot access phone contacts stored on device - after granting proper permission it will show 0 contacts. Checked with other contact app, and they can be accessed. Android 11 (Lineage OS 18.1), Sony Xperia ZX 1 Compact gladykov, 03/01/2022
    • Answered via private email. PhoneCopy support team, 03/01/2022
      • Nuruseyd842@gmail.com seydnuru, 05/05/2022
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