What is Copay?¶
Copay is an open-source Bitcoin wallet for mobile or PC. Using Copay and TREZOR together, you can create shared wallets with an ease and security for the first time.
TREZOR User Manual¶
Using Copay wallet and TREZOR together¶
On your PC, Copay can be used with TREZOR as an alternative to TREZOR Wallet. After you import one of your TREZOR accounts into Copay, you will be able to check its balance, transaction history and send payments from it. More profoundly, Copay is one the first bitcoin apps, that lets you create shared (or multi-signature) wallet. Below, we provide an example how three company owners can create and manage a shared wallet.
Creating watch-only wallet on any mobile device¶
Copay wallet is supported on all major mobile devices (Android, iOS and Windows) and can be used as a watch-only wallet for any number of your TREZOR accounts even if you use other client wallet then Copay with your TREZOR. Here is how you do it:
- Install Copay Chrome App on your PC and open it.
- Go to Add wallet > Create new wallet > Personal wallet
- As Wallet seed select TREZOR Hardware wallet and enter account number to import and hit Create new wallet. Note that in Copay, accounts are numbered from 0.
- Go to wallet settings and Advanced > Export wallet
- Enter export password. This is required but not critical for public account export, so you can enter simple password like one letter.
- Turn off Include address book and history cache and hit Download
- Send the file to your phone by email
- Install Copay phone app, open it and go to Add wallet > Import wallet > File/text backup
- Paste the contents of exported file, enter your password and hit Import. Done.
After a while, your account transaction history will synchronize. You may import any number of your TREZOR accounts this way.
How to Restore Your TREZOR Seed Using Copay¶
For recovery procedure please follow this step by step manual: How to Restore Your TREZOR Seed Using Copay made by Ofir from 99bitcoins.com.
Properties and Features¶
|Platform||✔||Windows, Linux, macOS with Chrome Extension|
|Languages||✔||English, Spanish, German, Italian, Japanese and many others.|
|Address Book||✔||Manage contact list of receiving and sending addresses|
|Labeling||✔||Add comments and labels to accounts and transactions|
|Notifications||✔||Transaction notifications via email or SMS|
|Simple transactions||✔||Sign transaction with TREZOR and confirm address and amount on display|
|Multisig transactions||✔||Sign shared (multisignature) transaction with TREZOR|
|Hidden Wallets||✔||User can access hidden wallets each behind arbitrary passphrase|
|Multiple Accounts||✔||Capable of creating and working with multiple accounts|
|Smart PIN Matrix||✔||Keylogger protection, displaying PIN matrix on TREZOR’s display|
|Watch-only mode||✔||Remembering account, generating new receiving address with TREZOR disconnected|
|Show on TREZOR||Phishing protection, validation receiving address on TREZOR|
|Sign & Verify Message||Securely sign and verify short text|
|Wallet Encryption||Wallet can be decrypted and opened using TREZOR only|
|Sign in with TREZOR||TREZOR is used for online authentication without using username and password|
|Basic Setup||Generate new wallet with recovery seed, set PIN and label device|
|Safe Recovery||Recover TREZOR by safely entering your recovery seed (12, 18 or 24 words)|
|Change PIN||User can change TREZOR’s PIN|
|Change Name||User can change TREZOR’s name|
|Custom Homescreen||User can upload personalized default screen|
|Update Firmware||Notify user and update firmware when new version is available|
|Wipe device||Erase private keys from TREZOR|
|Fast Recovery||Recover by directly loading seed into TREZOR, fast but less safe way to recover wallet|