What happens next
1
Open the downloaded installer.
2
Install and start Fastbooks.
3
Sign in or create an account, then open or start your business.
Fastbooks for Windows
Install Fastbooks on your main business computer.
Download directly, then sign in or create your account inside Fastbooks. The same access screen opens an existing business or starts the short first-business setup.
For Windows 10 and Windows 11. Account access and business setup continue inside the installed application.Unified first run
One access screen handles new and returning users.
Fastbooks securely restores an existing session where possible. Otherwise, sign in with the account connected to the business. A new email continues into the short business setup when this installation is allowed to create a business.
New installation
Create or sign in to the account, enter the essential business details, then upload a source document or choose an import path.
Returning user
Sign in with the same account and continue with the business already connected to it.
Need help
Use assisted setup for installation, account access, business details, Tally, Excel or recovery.
Release details
Verify the installer without slowing down the download.
Compatibility
Windows 10 and Windows 11
Architecture: x64
Channel: Stable
Verification and support
Release verification details appear here when a public installer is configured.