save the files I need.
Using NAT a computer fails to locate a DHCP server . NAT is method that provide mapping between private and universal addresses. Network address translation also supports VPN .
Backup software is not recommended since if your hard drive fails, your backup fails. It is best to get an external hard drive or to back up your computer in the cloud.
Try system restore and it it fails to resolve the issue format the sd card.
When MBR fails then the operating system will not load.
Windows Recovery Enviroment (Windows RE)
The network card driver was incorrectly installed.
Try it
save the files I need.
Make sure that the device drivers are installed. If they are, try removing them, and reinstalling. Also check to make sure that the card is seated properly. If all else fails, time to buy a new card. They are very cheap
Thats usually called a crash.
The best place one can find trouble shooting tips for a computer would be the computer's manual guide. If one doesn't have the manual guide specific to their computer, they should check the computer's brand website to check if they have a downloadable version of the manual guide specific to their computer model. If everything fails, websites such Everythingcomputers might be helpful to look at.
take out the battery. Or if all else fails take it to the garage where they will connect it to their computer and do the diagnostics
it is were your partition (the drive that your operating system is installed it ) has a fixed amount of space this can happen mainly because you have reached the maximum amount of space on your hard drive or it is set by your computer manufacturer to make room for your recover partition in the case that your system fails to start.
Your java might be out of date, try updating it and try again, if that fails completely uninstal java, then re install the latest version from filehippo or something.
Computer
The procedures in the proper handling of a computer are to protect the rather sensitive system. You should generally be gentle with a computer and do not force any action that the computer fails to respond to.