Internet Connection

See this article https://support.apple.com/en-al/HT202222

https://support.apple.com/en-in/HT204230

• iCloud for Windows 7 or iCloud for Windows 10*
• iTunes 12.7
• Outlook 2010 - Outlook 20163

Your profile shows window 6 , see this https://support.apple.com/en-in/HT204283

What are DNS server settings keep 8.8.8.8 and 8.8.4.4 , in system preferences > network https://support.apple.com/en-in/HT203244 , when network is set up a password is to be set up in internet service provider router and settings are kept as automatic in it , dial the isp and tell them to send a guy at your place ,

Also automatic location services is always set https://support.apple.com/en-us/HT202480

Don't use any proxies , you have to click on apply button in the end to save the settings .

Read these https://www.apple.com/in/support/networking/

https://support.apple.com/en-us/HT201974