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How to Reinstall and Use Office Home & Business 2021 Offline
Question details
The user needs information on managing their Office Home & Business 2021 license, reinstalling it after a system reset or computer replacement, and verifying if the apps can work offline.
- Product
- Microsoft Office Home & Business 2021
- Device & OS
- not provided
- Scenario
- Reinstalling Office after purchasing or replacing a computer, and wanting to work without an active internet connection.
- Observed behavior
- The user needs to correctly link their purchase to a Microsoft account, download the software without a physical CD, activate it, and set it up for offline usage.
Ensure you have access to the Microsoft account originally used to purchase or link your Office Home & Business 2021 product key.
Reinstall Office Home & Business 2021 via Microsoft Account
Use this method if you have replaced or reset your computer and need to reinstall your previously purchased Office suite.
Office Home & Business 2021 is a one-time purchase linked directly to your Microsoft account. You do not need a physical CD or a product key again once the license has been successfully redeemed.
Go to the Microsoft Account dashboard in your web browser and sign in with the account you used to purchase or redeem Office.
Click on the 'Services & subscriptions' tab located at the top of the page to view your purchased products.
Find 'Office Home & Business 2021' in the list and click the 'Install' button. Follow the prompts to download the setup file.
Open the downloaded file to install the desktop applications. Once installed, launch Word or Excel and follow the prompts to activate the software over the internet.
Set Up Office 2021 for Offline Use
Follow these steps to ensure your Office applications work correctly without an active internet connection.
Try WPS Office for a Free, Hassle-Free Experience
Avoid complicated licensing, strict device limits, and reinstallation processes. WPS Office provides a lightweight, free alternative that requires no physical media and is highly compatible with Microsoft Office formats.
- 1. Download WPS Office: Visit the official WPS website and download the free installer for your operating system.
- 2. Install the application: Run the setup file and follow the on-screen instructions to complete the fast installation.
- 3. Open and create: Launch WPS Office to start creating or editing your documents immediately, offline or online.
Frequently Asked Questions
Does Office Home & Business 2021 come with a physical installation CD?
No, Office Home & Business 2021 is generally not supplied on a physical CD. You must download the installation files digitally using your Microsoft account.
Can I use Office 2021 applications without an internet connection?
Yes. Once you have downloaded and successfully activated the software via the internet, you can use the desktop applications offline.
How do I transfer my Office 2021 license to a new computer?
First, uninstall the software from your old computer. Then, sign in to the Microsoft Services and subscriptions page on your new computer to download and install the software.
Do I need to keep my product key after installing Office 2021?
Once you redeem your product key, the license is permanently linked to your Microsoft account. You will manage your license and reinstallations entirely through that account rather than using the product key again.
