Some MacOS users might get errors when sending transactions with their Blockstream Jade, including but not limited to: There was an error processing this request or id_signature_validation_failed. In order to resolve this issue, you will simply need to install the driver linked here. Driver Installation (OS X 11.0+) 1. Download the driver and unzip the file, then click CH34xVCPDriver.pkg to begin the installation process. 2. After proceeding through the install walkthrough, click Install. 3. You may be prompted to allow the extension in your security settings. Visit Security and Privacy in your system preferences then click the lock icon to allow changes. 4. Select Allow next to the line that shows that the driver was blocked from loading. After this, the driver will be successfully installed and your issues when sending should be resolved. Driver Installation (OS X 10.9 - 10.15) An install guide is included in the driver download that covers additional instructions for users with older versions of MacOS. You will find this under CH34X_DRV_INSTALL_INSTRUCTIONS.pdf.