Here's a step-by-step guide on how to set up Trezor Suite for the first time:

1. Download Trezor Suite:
   • Go to the official Trezor website (trezor.io/start)
   • Download the Trezor Suite application for your operating system
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2. Verify the download (optional but recommended):
   • Download the signature and signing key files
   • Use a program like GPG4Win (Kleopatra) to verify the software's authenticity
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3. Install Trezor Suite:
   • Run the installer and follow the on-screen instructions
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4. Connect your Trezor device:
   • Plug your Trezor hardware wallet into your computer
5. Update firmware (if necessary):
   • Trezor Suite will prompt you to update the firmware if required
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6. Initialize your Trezor:
   • If it's a new device, choose "Create New Wallet"
   • Follow the on-screen instructions to set up your device
7. Create a backup:
   • Write down your recovery seed (12 or 24 words) on a physical backup card
   • Never store your seed digitally
8. Set a PIN:
   • Create a strong PIN to protect your device
9. Name your device (optional):
   • You can give your Trezor a custom name in the settings
10. Add accounts:
    • In Trezor Suite, add accounts for the cryptocurrencies you want to manage
11. Familiarize yourself with the interface:
    • Explore the Dashboard, which shows an overview of your portfolio
    • Learn how to send, receive, and manage your crypto assets

Remember to always download Trezor Suite from the official website and follow security best practices, such as using the device in a safe environment and never sharing your recovery seed or PIN with anyone.