Download and install
Download the URL of the installation package, and select the Debian installation package on Ubuntu.
https://www.scootersoftware.com/download.php
$ sudo dpkg -i bcompare-4.4.6.27483_amd64.deb
register
After installation is a 30-day trial version.
Registration is that, you know
Modify the /usr/lib/beyondcompare/BCompare file. To be on the safe side, you can copy and back up this file first.
sudo sed -i "s/keexjEP3t4Mue23hrnuPtY4TdcsqNiJL-5174TsUdLmJSIXKfG2NGPwBL6vnRPddT7tH29qpkneX63DO9ECSPE9rzY1zhThHERg8lHM9IBFT+rVuiY823aQJuqzxCKIE1bcDqM4wgW01FH6oCBP1G4ub01xmb4BGSUG6ZrjxWHJyNLyIlGvOhoY2HAYzEtzYGwxFZn2JZ66o4RONkXjX0DF9EzsdUef3UAS+JQ+fCYReLawdjEe6tXCv88GKaaPKWxCeaUL9PejICQgRQOLGOZtZQkLgAelrOtehxz5ANOOqCaJgy2mJLQVLM5SJ9Dli909c5ybvEhVmIC0dc9dWH+/N9KmiLVlKMU7RJqnE+WXEEPI1SgglmfmLc1yVH7dqBb9ehOoKG9UE+HAE1YvH1XX2XVGeEqYUY-Tsk7YBTz0WpSpoYyPgx6Iki5KLtQ5G-aKP9eysnkuOAkrvHU8bLbGtZteGwJarev03PhfCioJL4OSqsmQGEvDbHFEbNl1qJtdwEriR+VNZts9vNNLk7UGfeNwIiqpxjk4Mn09nmSd8FhM4ifvcaIbNCRoMPGl6KU12iseSe+w+1kFsLhX+OhQM8WXcWV10cGqBzQE9OqOLUcg9n0krrR3KrohstS9smTwEx9olyLYppvC0p5i7dAx2deWvM1ZxKNs0BvcXGukR+/g" /usr/lib/beyondcompare/BCompare
Start beyond compare, it prompts that there is a problem with the registration code, click the "Enter key" button, copy the key below, and confirm.
GXN1eh9FbDiX1ACdd7XKMV7hL7x0ClBJLUJ-zFfKofjaj2yxE53xauIfkqZ8FoLpcZ0Ux6McTyNmODDSvSIHLYhg1QkTxjCeSCk6ARz0ABJcnUmd3dZYJNWFyJun14rmGByRnVPL49QH+Rs0kjRGKCB-cb8IT4Gf0Ue9WMQ1A6t31MO9jmjoYUeoUmbeAQSofvuK8GN1rLRv7WXfUJ0uyvYlGLqzq1ZoJAJDyo0Kdr4ThF-IXcv2cxVyWVW1SaMq8GFosDEGThnY7C-SgNXW30jqAOgiRjKKRX9RuNeDMFqgP2cuf0NMvyMrMScnM1ZyiAaJJtzbxqN5hZOMClUTE+++