gradually loosing all my computor connection

[Norriescott]

tv sky fine

mobile phone fine

my computor is us  no more emails

no you tube

no ebay 

says to increase my browser 

dont understand any of this

[StuXxxxx]

Can you clarify what you mean be "increase your browser"?  If it is increase the version, you just need to give it permission to update.  How depends on which browser it is but it's often in the Help section under About