Remote support is ideal for software troubleshooting, system updates, configuration changes, and minor user issues. It allows IT professionals to quickly access a computer or server over the internet without needing to be physically present, reducing response time and cost. However, some situations require on-site service—such as hardware installation, physical repairs, network cabling, or troubleshooting issues that involve multiple devices or environmental factors. If the internet is down or if there are complex networking issues, remote support may not be viable. Knowing when to escalate to on-site assistance is key to resolving issues efficiently.