Date: April 02, 2025
Device codename: tissot
PostmarketOS Channel: edge
UI: console
(no touchscreen)
Username: jordan
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1. Install Electrum via Homebrew | |
To install Electrum using Homebrew, run the following command: | |
brew install –cask electrum | |
This will download and install Electrum on your macOS system. | |
2. Run Electrum in Testnet Mode | |
Once installed, start Electrum in testnet mode by running: | |
/Applications/Electrum.app/Contents/MacOS/run_electrum –testnet | |
You should see [testnet] in the title bar of the Electrum window, indicating it is running on the Bitcoin testnet. | |
3. Create a New Wallet | |
When Electrum opens in testnet mode, follow these steps to create a new wallet: |
Step-by-Step Guide to Create, Sign, and Broadcast a Bitcoin PSBT Transaction
This guide walks you through creating a PSBT from an existing transaction, reducing the change output, and broadcasting the transaction.
Step 1: Obtain the Transaction ID
If you have a pending channel or transaction, start by obtaining the transaction ID (txid
) for the input UTXO. This may be done using relevant blockchain explorer tools or directly through bitcoin-cli commands.