Quess IT Desktop Support Engineer Interview Questions, Process, and Tips

To fix VPN issues, check for connectivity, authentication, and configuration errors.

• Check if the VPN client is connected to the internet.

• Verify the username and password for authentication.

• Ensure the VPN configuration is correct.

• Check for any firewall or antivirus blocking the VPN connection.

• Try restarting the VPN client or the device.

• Update the VPN client software if necessary.

To fix internet connection issues, troubleshoot the router, check network settings, reset TCP/IP, and update drivers.

• Check if the router is properly connected and restart it if necessary

• Verify network settings and ensure correct IP configuration

• Reset TCP/IP stack using command prompt

• Update network drivers to the latest version

Hardware issues can be found through various methods including hardware diagnostics, visual inspection, and software testing.

• Use hardware diagnostics tools to identify issues with specific components

• Perform visual inspection to check for physical damage or loose connections

• Run software tests to identify issues with drivers or other software-related problems

To install VirtualBox, download the installer from the official website and follow the prompts. To install an OS inside VirtualBox, create a new virtual machine and attach the OS ISO file.

• Download VirtualBox installer from official website

• Run the installer and follow the prompts

• Create a new virtual machine in VirtualBox

• Attach the OS ISO file to the virtual machine

• Start the virtual machine and follow the OS installation