Diagnostics

Introduction These tools provide detailed insights into system operations and configurations, enabling users to troubleshoot and optimize their systems effectively. Event Viewer Event Viewer is a powerful Windows utility designed to provide detailed logs about significant system events. These events include application crashes, system warnings, security events, and more. Understanding how to navigate and interpret the data within Event Viewer is crucial for diagnosing and resolving system issues effectively. Accessing Event viewer To open Event Viewer, use the following steps: ...

Failed to obtain an IP address When a device fails to obtain an IP address, it cannot communicate with other devices on the network. This issue often manifests as a “Failed to obtain IP address” error. Causes and solutions DHCP server issues: Ensure the DHCP server is running and reachable. Restarting the DHCP service can resolve temporary glitches. To check the status of the DHCP server, you have to open the Services console. Open the run dialog box, type “services.msc” and press Enter. Locate the DHCP Server and make sure the status is “Running”. If it’s not, right-click on the server and select Start. To restart the server, follow the exact same process but select Restart after right-clicking on the service. There are various reasons why you may not see the DHCP server in the list. The service might not be installed on the machine, it might be disabled, it may corrupted, the operating system might not support the role, network issues might prevent it from appearing if it is hosted on a different machine, or you may have insufficient permissions to view or manage the DHCP service. ...

Unable to resolve domain names A common DNS issue is the inability to resolve domain names, which can result in websites being inaccessible despite an active Internet connection. Causes and solutions Incorrect DNS server configuration: Ensure the DNS server addresses are correctly configured on client devices. To do so open a command prompt on the client device. Type nslookup and press Enter. Verify that the DNS server listed in the output is the correct one and is resolving domain names correctly. Note you have to enter the specific domain details, not type just “domain”. For example, you could use nslookup google.com. ...

Safe Mode Safe Mode is a diagnostic boot mode designed to start the computer with a minimal set of drivers and services required for basic operation. This stripped-down version of the operating system allows users to troubleshoot and diagnose issues that may be affecting system performance. Safe Mode is crucial for isolating and resolving issues, such as malware infections, driver conflicts, or faulty applications, which may not be easily identified during a regular boot. ...