Your computer may still have the old IP cached. Open Command Prompt as Admin and type: ipconfig /flushdns (Windows).

Type the following command exactly and press Enter : sudo nano /private/etc/hosts

To completely isolate the software, you must redirect its official verification and analytics domains. Add this standard list to your hosts file:

Windows protects the hosts file from unauthorized changes. Follow these steps to edit it using Administrator privileges. 1. Open Notepad as Administrator Press the . Type Notepad into the search bar. Right-click Notepad and select Run as administrator . 2. Locate the Hosts File In Notepad, click File > Open .

Copy and paste the list of SketchUp domains provided in the section above onto new lines. Click and select Save (or press Ctrl + S ). Close Notepad. How to Edit the Hosts File on macOS

Windows Defender or third-party AV sometimes resets the Hosts file. Add your C:\Windows\System32\drivers\etc\hosts file to your Antivirus exclusion list.