What to do if the prompt of virtual memory is low appears?

Error message:
Windows - Virtual memory is low：
The virtual memory is not enough. Enlarge the page files of the virtual memory.
When the users deal with such occurrence, some requests which will occupy the memory will be refused.
Please refer to the help below for more details.
Please confirm the information below.

■	Please ensure the free space in Disk C:. Virtual memory will occupies the space of Disk C:. So, please check whether the free space in Disk C: is enough. Please refer to the solutions below for more details. Related Links What to do if the free space in disk C becomes lesser?

■	Change the setting of virtual memory Please confirm the correct setting of enlarging virtual memory. Please refer to the solutions below for more details Related Links How to set the size of virtual memory in Windows XP? How to set the size of virtual memory in Windows Vista?