Resetting the settings to the factory state is a radical, but often necessary measure to restore the functionality of your device. The reasons may be different: from selling the gadget to a new owner to eliminating critical software errors that cannot be treated normally. However, this process permanently erases all information stored in the internal memory of the smartphone. The loss of family photos, important documents or correspondence can be a real tragedy if you are not prepared in advance.
The backup procedure on modern devices has become much easier thanks to integration with cloud services, but it requires your careful participation. You can't just hit the reset button and hope for luck. You need to systematize your approach to storing data, dividing it into categories: media, contacts, messages, and application data. In this article, we will analyze in detail each stage of preparation so that you can return the device to its original state without losing valuable digital history.
Ignoring the backup stage often leads to users trying to recover deleted files using dubious apps after the reset, which rarely gives a positive result. It is much more effective to spend 30-40 minutes on proper preparation than to spend weeks looking for ways to return what was lost. We will look at both built-in tools Google Oneand manual methods of transferring data to a computer to cover all possible use cases.
Synchronization with Google account: security base
The most reliable and automated way to save key information is to use built-in synchronization with the ecosystem Google. Most users neglect to check the synchronization status, believing that it always works, but this is a dangerous misconception. Before starting any manipulations, you need to go to the device settings and make sure that the switches opposite the desired categories are active and the data is actually uploaded to the cloud.
To check the current status, go to the menu Settings → Accounts → Google. Here you will see a list of all services that are synced with your profile. Pay special attention to contacts, calendar and notes, as they take up the least amount of space, but their loss is the most critical. Click on the three dots in the corner of the screen or the “Synchronize Now” button to force the latest changes to be sent to the company’s servers.
⚠️ Attention: Synchronizing contacts only works if they are saved in your Google account, and not in the phone memory or SIM card. Contacts on the SIM card are not automatically synchronized and require manual export.
Backing up application data and system settings deserves special attention. This feature allows you to restore desktop icons, Wi-Fi passwords, and display settings after a reset. You can activate it in the section Settings → System → Backup. Make sure the "Upload to Google Drive" option is turned on and look at the date of the last copy - it should be current, either today or yesterday.
Enable two-factor authentication for your Google account before resetting. This will protect your backups from unauthorized access if the phone falls into the wrong hands before formatting.
It is important to understand the limitations of this method. Google Drive's free plan provides just 15GB of storage, split between Mail, Drive, and Photos. If your photo archive is large, syncing may stop due to lack of space. In this case, you should consider temporarily expanding your storage or using alternative methods for heavy files.
Backup photos and videos
Media files usually take up the lion's share of a smartphone's internal memory, so saving them is a priority. The standard application Google Photos offers a convenient solution, but requires proper download quality settings. Users often choose the Space Saver mode, which compresses images, while for archival purposes it is better to choose the Original Quality mode if your storage quota allows.
To ensure the safety of each photo, open the application Google Photos, click on your profile avatar and select "Photo Settings" → "Startup". Make sure the switch is active. After turning on, wait until the loading indicator disappears under the status bar. Only when you see the message “Backup has been created” can you be sure of the safety of your data.
- 📸 Check the "Trash" folder in the cloud before resetting - sometimes masterpieces deleted by mistake end up there and can still be restored.
- 📂 Pay attention to the folders messengers (WhatsApp, Telegram, Viber), which often do not fall into the general feed and require separate backup settings within the applications themselves.
- 🌐 When using mobile data, enable the “Backup via mobile network” option if you have an unlimited tariff, otherwise the process may freeze before connecting to Wi-Fi.
An alternative and most reliable option for large amounts of data is manual copying to a computer. Connect your smartphone to your PC via a USB cable, select the file transfer mode MTP in the notification shade and simply copy the folders DCIM, Pictures and Download to the hard drive. This method does not depend on the speed of the Internet and cloud storage.
Transferring contacts, SMS and call logs
Contrary to popular belief, contacts are not the only thing you need to save. Chat history and call logs often contain important business or personal information that cannot be recovered from the cloud using standard Android tools. Working with SMS and call logs will require third-party solutions or manual work, since Google does not explicitly sync this data for easy viewing.
To save text messages, it is best to use specialized applications such as SMS Backup & Restore. They create an XML file with the entire correspondence history, which can then be saved to Google Drive or sent to your email. After resetting the settings and installing the same application, you can restore the full picture of the communication, including attachments and sending dates.
| Data type | Save method | Difficulty | Reliability |
|---|---|---|---|
| Contact | Synchronization Google | Low | High |
| Photo/Video | Google Photo / PC | Medium | High |
| SMS messages | Third-party applications | Average | Average |
| Application data | Google Drive / Built-in backup | High | Depends on the developer |
Don't forget about instant messengers. WhatsApp, Viber and Telegram they store chat history in different ways. Telegram stores everything in the cloud, so you just need to log in. But for WhatsApp, it is critical to create a local or cloud copy of chats in the settings of the application itself (Chats → Backup chats → Create backup). Without this step, you will lose your entire chat history forever.
What to do with encrypted SMS?
Some banking applications and two-factor authentication services use SMS for confirmation codes. The history of these messages is not as important as the ability to receive new ones. Make sure the SIM card is active and inserted into the phone after the reset to continue receiving codes.
Saving data for specific applications
Many users mistakenly believe that a system backup will save progress in games and settings of all apps. The reality is that app developers decide whether to store user data in the cloud. Social networks and instant messengers usually do this automatically, but local games, note takers and specific utilities can only store information in the device’s memory.
Check the settings of each important application individually. For example, in note-takers like Google Keep or Notion data is synchronized instantly, and in voice recorders or document scanners the files can be stored in a local folder. Find the “Export” or “Save to disk” item in the settings of such apps and move the files to secure storage.
⚠️ Attention: Data from banking applications and crypto wallets is never saved in general backups for security reasons. Be sure to write down or print out your secret phrases (seed phrases) and make sure you remember your login password before resetting your phone.
For games that do not support cloud saves (for example, via Google Play Games), the situation is more complicated. Sometimes creating a full copy of the system through Recovery mode helps, but this requires root access and skills in working with custom recovery. For the average user, the easiest way is to take a screenshot of important screens with progress or activation codes, if provided by the developer.
☑️ Checking applications before resetting
Using an SD card and external storage
The presence of a memory card microSD greatly simplifies the procedure for preparing for a reset. If your smartphone supports memory expansion, you can transfer all media files and documents to it. However, it is important to distinguish between two modes of operation of the card: as a removable storage device and as part of internal memory (Adoptable Storage).
If the card is formatted as internal memory, the data on it is encrypted and tied to a specific device. Resetting your phone may make that card unreadable by other devices, or even by the same phone after the reset if the encryption keys are lost. In this case, critical data must be copied to the computer before starting the procedure.
In removable storage mode, the card works like a regular flash drive. You can safely move photos, music and documents to it through the file manager Files or Files by Google. Once transferred, physically remove the card from the slot before pressing the reset button. This guarantees 100% safety of the data, since it will not be physically affected by the process of formatting the internal memory.
⚠️ Attention: Menu interfaces and item names may differ depending on the manufacturer’s shell (MIUI, OneUI, ColorOS). If you do not find the described paths, use the search in the settings by entering the request “Memory” or “Storage”.
Physically removing the SD card before resetting is the most reliable way to protect data, as it eliminates any possibility of programmatic deletion of files from the media.
Final check and reset
When all stages of preparation have been completed, do not rush to perform a reset right away. Give yourself a final check. Try opening a couple of photos from the cloud on another device or go to contacts via the web interface contacts.google.com. This action will confirm that the data has indeed left your smartphone and is safe.
Also make sure that you remember the password for your Google account. After resetting the settings, protection FRP (Factory Reset Protection)will work. The phone will require you to enter the login and password of the account that was synchronized with the device before the reset. If you forget this data, it will be extremely difficult to unlock the phone, and it may turn into a “brick.”
Now you can begin the process itself. Go to Settings → System → Reset settings (path may vary). Select "Reset all data (return to factory settings)". The system will warn you again that all data will be deleted. This is the final frontier - if you are confident in your backups, confirm the action.
The reset process will take from 5 to 15 minutes depending on the amount of memory and processor speed. The device will reboot several times. Once turned on, you will see the initial setup screen, as if you just took the phone out of the box. It is at this moment that the recovery process begins: when you enter your Google account, the system will offer to restore applications and data from the previously created copy.
What to do if the phone asks for an account that does not exist?
This is FRP anti-theft protection. You must enter the Google account that was last added to your phone before the reset. Without this, you will not be able to log in, even if you are the owner of the device.
What will happen to the applications that I deleted before the reset?
When restoring from a backup, Google will offer to install only those applications that were on the phone at the time the backup was created. If you deleted the application before creating a copy, it will not be restored automatically; you will have to download it manually from the Play Store.
Do you need to remove the SIM card before resetting?
No, you do not need to remove the SIM card, the data on it (contacts, if they are recorded there) will not be affected by a soft reset of Android settings. However, contacts from the SIM card will not be automatically downloaded to the phone after a reset; they will need to be imported manually through the contacts menu.
How long does it take to restore data after a reset?
The installation of applications itself can take from 30 minutes to several hours, depending on their number and Internet speed. The phone may work slowly in the first hours after recovery, as the system indexes files and downloads application content in the background.
Is it possible to restore data if I forgot to make a backup?
The chances are extremely low. It is impossible to restore data after a reset using standard Android tools. There are paid data recovery services, but they do not always work and are expensive. The only real chance is to check your cloud accounts (Google Photos, Drive), perhaps synchronization worked unnoticed for you.