These are some of the reasons that lead you to want to perform a reset, format, hard reset or factory reset of your Oppo R819:
— My Oppo R819 works very slow and I want to format it.
— I have forgotten my Oppo R819 unlock pattern or screen unlock PIN code.
— The Oppo R819 is hung or frozen.
— My Oppo R819 does not have enough storage space to install applications.
— Clear all information from Oppo R819 before selling or giving it away.
— Restore to factory settings my Oppo R819
— My Oppo R819 has trouble picking up calls.
Click the following link to see instructions on resetting Oppo R819
Before doing a hard reset or formatting you should know that all the data and configuration of your Oppo R819 will be erased and will be back as it came from the factory.
Doing a format should not involve any risk for your Oppo R819, however you must follow all the steps correctly, the Oppo R819 must have the battery fully charged and if possible it must be connected to the charger.
If something fails during the reset in most cases starting from the beginning and following the steps, the problem is usually corrected and the process completed correctly, but there is always a risk when performing a hard reset that depends on the state of the terminal and you must assess If you want to assume it or if you prefer to take your Oppo R819 to a professional.
Doing a hard reset or formatting of Oppo R819 will erase all data that has been stored since the first moment Oppo R819 was launched.
That is, all the applications that have been installed will be deleted (applications that are pre-installed in the terminal will not be deleted), any configuration or customization of the terminal will be deleted.
Your Oppo R819 will be unlinked from all social media accounts and services such as Google, Facebook, Instagram, mail or iTunes.
All chat conversations, messages, photos, videos, audios and files that were downloaded while using your Oppo R819 will be deleted.
All this data will be deleted from the Oppo R819 but if you have it linked to a cloud backup (iCloud, Google Drive) when you link your account to a new device and connect it via Wi-Fi all the data of the backup will be downloaded including the messages, chats, photos, videos, multimedia and browsing history.
First of all, we recommend that you make a backup copy of all your Oppo R819 data either through a computer by connecting the Oppo R819 via a cable and copying all the data through the file browser or a dedicated copy program security, using an SD card or the simplest method by backing up the cloud through a Google Drive, Microsoft One, Apple iCloud, Dropbox or Amazon Drive account.
Secondly, make sure that your Oppo R819 has at least 800attery power and if possible keep it connected to the charger and the power while performing the reset tasks.
The Fortnite video game has the following requirements to work on a mobile device: minimum 3Gb of RAM, Android 8.0 or higher, GPU: Adreno 530 or higher, Mali-G71 MP20, Mali-G72 MP12 or higher and free internal storage space of at least 3GB.
The Oppo R819 it has a RAM memory 1 GB RAM, a graphics card PowerVR SGX544, it comes from the factory with the operating system Android 4.2.1 (Jelly Bean) and an internal memory of 16 GB.
Fortnite for Android cannot be obtained from Google Play like the rest of applications and games, since Epic Games decided to remove it from the Google application store to avoid paying 30 per cent commission for each subscription or purchase that is made in the video game. To get Fortnite in your Oppo R819 you must download the installer accessing from the mobile device to epicgames.com/fortnite/android.
If you have forgotten the PIN code of your Oppo R819 SIM card, do not enter the wrong code more than twice or you will block the SIM card. A hard reset will not take effect in this case, the only solution is to look for the PUK code that you must have on the plastic card where your SIM card came from, in case you cannot find it, contact your telephone company to provide you with the PUK code, With this code you can create a new PIN code. Do not enter a wrong PUK code or the SIM card will be unusable and you will have to request a new one from your telephone company.
If you have a Google account associated with your Oppo R819 and you remember the password you can unlock your Oppo.
After several attempts to try to unlock the R819 , the phrase “Forgot your password?” Will appear in the lower left. or “Forgotten the password” click on it, now enter the password of your Google account and your Oppo R819 will be unlocked.
Once unlocked you can change the unlock pattern or lock PIN code from the Android 4.2.1 (Jelly Bean) operating system settings.
If you do not remember the password of your Google account you must use a computer or other device to try to recover the password through a secret question or a second email account, if it is also not possible to recover the Google password the last option to unlock your Oppo R819 is to do a hard reset or factory reset so you will erase all the information stored in your 16 GB and all its settings.
There are several methods to improve the speed of a R819 from Oppo before resorting to acquiring a new model or resorting to more drastic methods.
Unlike a computer or laptop, we cannot expand the RAM of a Oppo R819 from 1 GB RAM which comes by default so we have to look for methods to improve its performance.
1- Perform an unnecessary application cleanup. Check all downloaded applications you do not use and delete them.
2- Remove pre-installed applications. Your Oppo R819 comes with pre-installed applications that you may not use and are taking up space in your 16 GB memory.
3- Pass media files to memory card.
4- Keep your Oppo R819 updated to the latest software version, Android 4.2.1 (Jelly Bean) it is the version of the operating system with which it was released but possibly new versions have come out with performance improvements.
5- Try restarting your Oppo R819
6- Install an antivirus or cleaning application.
7- As a last option you can perform a format, factory reset or hard reset of your Oppo.
The frequencies or bands of mobile telephony used in the United States are the following:
2G/GSM: GSM 850 MHz, GSM 1900 MHz.
3G/WCDMA: UMTS 850 MHz, UMTS 1900 MHz, UMTS 1700 MHz, UMTS 2100 MHz.
4G/LTE: LTE 700 MHz, LTE 800 MHz, LTE 1700 MHz, LTE 1900 MHz, LTE 2100 MHz, LTE WCS 2300 MHz (30), LTE 2500 MHz.
5G: 3100 – 3550 MHz (and 3700 – 4200 MHz).
The Oppo R819 has a 2G connectivity: GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
A 3G connectivity: HSDPA 850 / 900 / 2100 - SIM 1 & SIM 2
4G / LTE connectivity:
The frequencies or bands of cellular telephony used in the United Kingdom are the following:2G/GSM: GSM 900 MHz, GSM 1800 MHz.
You can check if the Oppo R819 works in the United Kingdom since it has a connectivity 2G: GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
A 3G connectivity: HSDPA 850 / 900 / 2100 - SIM 1 & SIM 2
4G / LTE connectivity:
On Android devices like the Oppo R819 it is possible to quickly access emergency contacts without having to unlock the terminal.
First of all you must configure emergency calls on your R819, for this you must go to the device settings and search under “Advanced functions” or “Security and privacy” section “Send emergency message”, “Contacts of Emergency” or “SOS Emergency” varies depending on the version of the operating system and the customization layer of Oppo.
Within this section you must configure the emergency contacts that you want to appear when activating the emergency call.
Once you have configured several possible ways to make the call depending on the software version, one possibility is by pressing the power key five times in a row (in some models it is activated with three consecutive keystrokes), in case this option does not work in The lock screen should show the emergency text at the bottom, click on the word “Emergency” and you will be able to access the emergency contacts.
Keep your Oppo R819 updated it is very important especially to receive the latest corrections in security and to receive the latest news of the operating system as well as improvements in speed and battery performance.
Before updating the Oppo R819 make sure you have a fully charged battery and be connected to a Wi-Fi network, since a large amount of data must be downloaded.
To update your Oppo R819 you must go to Settings, this is the gear icon on the home screen of your Oppo, scroll down and click on “Software Updates” and then on “Check for updates”.
Step-by-step instructions to update Android.
To make a backup of your Oppo R819 there are several methods.
The most economical method is to connect the Oppo R819 to a computer using the USB cable and make a copy of the files using the file browser.
To perform a cloud backup you need a cloud backup service, on Android devices the default built-in service is Google Drive.
If what you want is to make a backup only of the photos and videos made with your Oppo you can use Google Photos, You will have all your photos and videos organized and you can configure it to be uploaded automatically at the time of capturing or uploaded all when connecting to a Wi-Fi network.
If your Oppo R819 it does not turn on you must follow a series of recommendations to check what the problem is:
First connect the Oppo R819 to the charger and to the electric current to rule out that it is a problem of lack of battery. If after one hour of charging the Oppo still does not turn on, proceed to the following recommendation.
Try to make a factory reset, you will lose all the data in the Oppo R819 but you can recover them later through the iCloud backup.
If the Oppo R819 does not react to factory reset is likely to be a battery problem, you can call a technician to replace the battery Non-removable Li-Ion 2000 mAh battery from Oppo R819, it is a relatively cheap solution.
If none of these methods have worked, it is likely that Oppo R819 s has a broken motherboard or screen problem.
The Oppo R819 does not have a water resistance certification so you should avoid coming into contact with liquids and creams.