Below are some of the official links for the website of scholarships. Without beating around the bush, we wanted you to have a quick look of what you need.
Fully funded government scholarships
USA
https://foreign.fulbrightonline.org/about/foreign-fulbright
UK
http://www.chevening.org
Australia
https://internationaleducation.gov.au/Endeavour%20program/Scholarships-and-Fellowships/Pages/default.aspx –
Switzerland
https://www.sbfi.admin.ch/sbfi/en/home/bildung/scholarships-and-grants/swiss-government-excellence-scholarships-for-foreign-scholars-an.html
Sweden
http://www.scholars4dev.com/5295/sweden-scholarships-for-international-students-from-developing-countries
Belgium
http://www.scholars4dev.com/2257/vlir-uos-masters-scholarships-for-developing-countries
New Zealand
http://www.scholars4dev.com/2786/new-zealand-development-scholarships-for-africans-asians-latin-americans-and-pacific-islanders/
Fully funded university scholarships
https://www.gatescambridge.org
http://www.scholars4dev.com/2269/clarendon-scholarships-at-university-of-oxford/
https://www.westminster.ac.uk/study/fees-and-funding/scholarships/westminster-full-international-scholarship
https://www.adelaide.edu.au/graduatecentre/scholarships/research-international/opportunities/adelaide-scholarship-international/
https://www.maastrichtuniversity.nl/support/your-studies-begin/coming-maastricht-university-abroad/scholarships/maastricht-university
https://www.ethz.ch/students/en/studies/financial/scholarships/excellencescholarship.html
http://you.ubc.ca/financial-planning/scholarships-awards-international-students/international-scholars/
https://admissions.cornell.edu/apply/international-students/tata-scholarship