Gpupdate
hit the refresh button
On Windows the command is IPCONFIG. That displays the configuration, though IPCONFIG /ALL displays everything. To do a DHCPREFRESH, type IPCONFIG /RENEW.
To refresh DHCP lease information on a Windows system, you can use the command ipconfig /release followed by ipconfig /renew in the Command Prompt. The first command releases the current DHCP lease, while the second command requests a new lease from the DHCP server. On Linux systems, you can use dhclient -r to release and dhclient to renew the lease.
There is NO Refresh button on the PC.. however, F5 can work as a refresh button in Windows Environment
For a several reason,1. The monitor doesn't support the desktop resolution that Windows provide.2. The monitor doesn't support the refresh rate that Windows provide.3. The graphic card settings appear to be unsupported by your monitor.4. The monitor maybe unrecognized by Windows, and needs drivers installed.Try booting Windows on the safe mode, tweak monitor settings on control panel, or desktop properties, try the lowest resolution (800x600), and refresh rate (60 Hertz).
On a pc its F5
Press F5 every time you want to refresh the page
To reduce screen flicker on Windows 7, first check your monitor's refresh rate by right-clicking on the desktop, selecting "Screen resolution," then clicking "Advanced settings." In the "Monitor" tab, choose a higher refresh rate from the dropdown menu if available. Additionally, ensure that your graphics drivers are up to date by visiting the manufacturer's website or using Windows Update. Lastly, consider adjusting the display settings or resolution to see if that alleviates the flicker.
Refresh rate
Pressing F5 allows for a quicker and more convenient way to refresh a webpage, compared to manually clicking the refresh button. It is a keyboard shortcut that can be easily accessed without the need to use the mouse.
No reason.
The refresh button is typically located in the "View" menu at the top of the application window. In many programs, it may be represented by an icon of a circular arrow. If you don't see it in the "View" menu, you can often find it in the toolbar or by using a keyboard shortcut, such as F5 on Windows or Command + R on Mac.