hi i have domain in 123-reg.com and buy hosting from daily.co.uk and now i want that i link my domain to my hosting, i buy this hosting https://www.daily.co.uk/products/web-hosting/windows-cheap-web-hosting.html but not in window i buy in linux. i want to know that how i change dns, need urgent help
You need to login yo your 123-reg.com account and go to your Domain Panel. There should be an option for DNS or NameServer changes, you just copy paste your daily.co.uk nameservers to those fields and update. It may take up to 24 hours to take effect on every browser.