Things to Backup Before Reinstalling Windows, Don't Forget!

What to backup before reinstalling Windows? This article offers a complete guide to introducing things to backup before reinstalling Windows. A great Windows backup software, EaseUS Todo PCTrans, houses a backup feature to make a copy.

Page Table of Contents

Tracy King

Updated on Feb 26, 2024

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Some users welcome reloading Windows 10 but may be tempered by things to backup before reinstalling Windows. This guide walks you through a backup checklist and how to do it with free backup software.

📋What You Get: See a detailed checklist and free backup software.

⚙️Time You Consume 3-4 Mins.

💰Cost: Completely Free.

Page Content:

    What to Backup Before Reinstalling Windows?
    How Do I Backup My Computer Before Reinstalling Windows?
    Restore from Backup After Reinstalling Windows

Before reinstalling Windows, it's essential to figure out why you want to do it. Are you having performance issues? Are you trying to get rid of a virus? Or are you simply looking for a fresh start? Once you know your reasons, you can reinstall with confidence. But wait for a while. That said, there are a few potential drawbacks to reinstalling Windows.

If you don't back up your files first, you could lose important data. And if you don't know what software you're using, the process can be time-consuming and frustrating. We recommend taking the time to prepare and do your research. Reinstalling Windows can be a great way to fix problems and breathe new life into your PC.

Preparation: You Must Have!

1️⃣Download a new performance-based software - EaseUS Todo Backup.

EaseUS Todo Backup is one of the best backup and restore solutions for all data. It offers a simple and convenient way to backup and restore all data with just a few clicks, supporting full, incremental, and differential backups. This software runs on Windows 7/8/10/11, but the functions apply to all versions of Windows.

You can download it on your Windows computer/laptop with confidence because this tool is totally safe and comes without any virus. Besides, it takes little storage space, and won't affect your normal activities while working.

2️⃣Scan your drive with anti-virus software. Surely we don't want to back up some virus-infected files that harm your new OS again.

3️⃣It is recommended that backups be stored on an external hard drive. If you save them on your computer, they may be lost if you reinstall your operating system.

Important: Only when you have completed the preceding three steps, you can begin your backup procedure.

What to Backup Before Reinstalling Windows?

It seems that almost every time I re-install Windows on my PC, I end up forgetting to back up never ceases to amaze me how often I forget to backup something (sometimes important, sometimes trivial) -

Well, it's a question that comes from a long time ago but is keep bothering other people. Follow to see things to do before resetting Windows 10.

1️⃣Backup personal data - IDs, login passwords, settings, accounting data files (like Quickbook), and Paper.

When reinstalling Windows, it is essential to back up personal data such as IDs, login passwords, settings, and accounting data files. This will ensure that all of the necessary information is preserved and can be easily restored after the reinstallation is complete. Backing up this data beforehand will save time and frustration in the long run.

2️⃣Back up all files (from Microsoft Office or other file processors), Email, video, and audio.

You will need to back up all of your files whenever you reinstall Windows. This includes any files you have created using Microsoft Office or other file processors, as well as any Email, video, or audio files you have. Without backing up your files, you risk losing them forever. 

3️⃣Backup bookmarks/favorites (Chrome, Firefox, Edge, etc.)

Holding the password of each account on the browser is not a once for all approach.

If anything goes wrong with the upgrade, you'll still have access to all your favorite websites.

4️⃣Back up applications and drivers.

The main reason to back up the latest applications and drivers is to prevent data loss in the event of a system crash or other unforeseen problem. It is always a good idea to have a backup in case you need to roll back to a previous version of an application or driver.

5️⃣Back up the database for the Server computer.

Backing up your database ensures that you have a copy of all your data in case something goes wrong during reinstallation.

Video Guide - The Definitive Checklist to Reinstalling Windows 10

  • 00:00:39 - Backup your files
  • 00:02:14 - Sync and save your settings
  • 00:03:20 - Save a list of your applications and product keys
  • 00:05:32 - Extract settings from your apps
  • 00:06:30 - unlink apps / remove PC associations
  • 00:07:21 - Keep drivers / installation files ready
  • 00:08:58 - Write down drive letters and Windows product key

 things to backup before reinstalling windows

How Do I Backup My Computer Before Reinstalling Windows?

First of all, download backup too, EaseUS Todo Backup on your Windows computer.

Step 1. To begin the backup process, click the Select backup contents button.

create file backup step1

Step 2. Four data backup categories are listed: File, Disk, OS, and Mail.

create file backup step2

Step 3. Lists of both local and network files are shown on the left-hand side of the screen. Expanding the directory so that you can choose the files to back up.

File backup

Step 4. Follow the guidance on the screen and choose the place where you want to store the back up.

File backup step4

Make sure that the backup is encrypted and set the backup schedule by clicking Options in Backup Options. You can also choose to start the backup at a certain time in Backup Scheme by clicking Options. There are many other customizable options that you can look into.

Backup options

Step 5. You can store the backup file either on your computer, in EaseUS's cloud service, or on a network-attached storage device (NAS).

file backup step4

Step 6. EaseUS Todo Backup enables customers store backup copies of their files on a third-party cloud drive or on the company's own cloud storage.

If you want to back up your data on a third-party cloud drive, select Local Drive and scroll down to add Cloud Device. Then fill in your account information.

Backup to cloud
Click EaseUS Cloud, then sign up and log in with your EaseUS account if you wish to store backup files to EaseUS' own cloud storage service.

backup to easeus cloud

Step 7. Click on Backup Now to start a backup.  When the backup process is done, it will display as a card on the left-hand side of the screen. A right-click will let you see more about how to handle the backup job in more depth.

File backup step7

After using the best free backup software for windows 10, you can continue to install windows 10 without losing data. Then go to the next part for restoring data files as the same.

Restore from Backup After Reinstalling Windows

Step 1. Launch EaseUS Todo Backup, click "Browse to Recover".

Click Browse to Recover

Step 2. Guide to your backup destination, choose the backup file you want to recover. (The backup file created by EaseUS Todo Backup is a pbd file.)

Choose the backup file

Step 3. Choose the recovery location. You can recover data to a specific location or to original location.

File recovery step3

Step 4. Click "Proceed" and the recovery would start.

Backup Before Reinstalling Windows FAQs

1. Do I need to backup my files before reinstalling Windows 10?

You need to backup to prevent reinstalling crashes during a clean install.

2. What folders to backup when reinstalling Windows?

  • "Documents" folder

It contains all your files, such as photos, music, and documents. Backing up this folder will ensure you do not lose any critical data. 

  • "AppData" folder

It contains a lot of information about your installed programs and settings.

  • "Desktop" folder

It contains shortcuts to your most-used programs and files.

3. Do I really need to back up everything when installing Windows 10?

If you keep your files, you will not need to back up everything as Windows 10 will automatically save them. However, if you choose to do a clean install, you must back up any personal files you want to keep before proceeding.

4. How to reinstall Windows 10 without losing any games or apps?

You can create a backup of all your important files, including any game saves you don't want to lose. Then, uninstall any apps you want to keep using after the reinstall. Reinstall OS and restore apps.

5. Would backing up my files and then performing a clean install prevent Windows 10 from breaking down?

While this may prevent Windows 10 from breaking down in the short term, it is not a long-term solution. Over time, as more files are added, and more software is installed, the chances of Windows 10 breaking down again increase.

EaseUS Todo Backup

EaseUS Todo Backup is a dependable and professional data backup solution capable of backing up files, folders, drives, APP data and creating a system image. It also makes it easy to clone HDD/SSD, transfer the system to different hardware, and create bootable WinPE bootable disks.

  • Updated by


    Larissa has rich experience in writing technical articles and is now a professional editor at EaseUS. She is good at writing articles about data recovery, disk cloning, disk partitioning, data backup, and other related knowledge. Her detailed and ultimate guides help users find effective solutions to their problems. She is fond of traveling, reading, and riding in her spare time.…
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  • Written by

    Tracy King

    Tracy became a member of the EaseUS content team in 2013. Being a technical writer for over 10 years, she is enthusiastic about sharing tips to assist readers in resolving complex issues in disk management, file transfer, PC & Mac performance optimization, etc., like an expert.…
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