Installation and deployment
After you launch the VCA Host software and the VCA Controller application for the first time, you need to perform some initial configurations to complete the system setup and activation.
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After you launch the VCA Host software and the VCA Controller application for the first time, you need to perform some initial configurations to complete the system setup and activation.
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Before starting the installation, you need to obtain the installation file of the VCA software.
Open the "Applications" folder, find and double-click VCA.app
to launch the program.
Security Prompt: When launching for the first time, macOS may display a security prompt, please click "Open".
System Permissions: VCA.app
requires specific system permissions (Full Disk Access, Accessibility). Please follow the system prompts and grant the required permissions to VCA.app
in "System Settings" -> "Privacy & Security".
Firewall: If the macOS firewall is turned on, it may ask whether to allow VCA.app
to accept incoming network connections when running for the first time, please select "Allow".
In this step, you can choose to activate a trial license or use the official license you have purchased.
Get a Trial
Select the "Free Trial" tab.
Enter your work email.
Select the VCA version you want to try.
After reading and agreeing to the terms of service and privacy policy, click "Start Trial".
The software will be activated automatically, and your work email will receive an email containing the trial license key, please keep it safe.
Activate Full License
Select the "Activate" tab.
You can choose any of the following methods to activate:
Enter License Key: Paste your license key directly into the "License Key" input box, and then click "Activate".
Select a License from Account: Click "Select a License". The system will display a list of licenses available under your VCA Cloud account. Select a valid license from this list and click "Activate".
After successful activation, the activation status and license expiration time will be displayed in the software. The VCA Host will be synchronized to the organization to which the license belongs and accept remote management.
Method 1: Guided Download via Host Pairing QR Code
When the Host software displays the pairing QR code.
Use the "Camera" application that comes with your iPad system to scan the pairing QR code on the Host interface.
If the Controller application is not installed on your iPad, the system will usually automatically recognize and guide you to the application download page in the App Store. Follow the prompts to complete the download and installation.
Method 2: Download via Official Website Download Page
Select the iPadOS version to download, and the page will guide you to the App Store.
Method 3: Search Directly in the App Store
Open the "App Store" on your iPad.
Search for "VCA Controller"
Find the application and complete the installation.
Scan QR Code: Use the scanning function in the "VCA Controller" application to scan the pairing QR code displayed on the Host software interface.
Or, Enter Digital Pairing Code: Select the Enter Code tab in the Controller application and enter the 6-digit pairing code displayed on the Host software interface.
Once the Controller is successfully connected and paired with the Host, the Host software interface will display the connected Controller information (such as device name, software version, IP address).
At this time, click "Finish" on the Host software interface.
The Controller application interface will also display a successful connection and enter the main control interface.
The initial configuration is now complete, and your VCA system is ready.
Please visit the designated on the official website to obtain the VCA
installer for the macOS operating system.
Confirm the connected server, the official server is used by default. If you need self-hosting, please visit .
Please keep this interface open and refer to the steps in the next section "" to use your tablet Controller application for pairing.
Please visit the designated on the official website to obtain the VCA
installer for the Windows operating system.
Confirm the connected server, the official server is used by default. If you need self-hosting, please visit .
Please keep this interface open and refer to the steps in the next section "" to use your tablet Controller application for pairing.
Visit the VCA official download page in your iPad browser:
Visit the VCA official download page in your Android tablet browser:
According to the guide, you may need to visit this page to download: