The UK Visa application centres across south india will remain closed for six days from March end to enable IT system upgrade. The decision regarding the same was announced by UK Border Agency on friday. The centres in Hyderabad, Cochin and Bangalore will be closed from March 31 to April 5.The Visa Facilitation Services (VFS) will accept the Visas till March 30 before they close dowm for system upgradation. The centres will reopen on April 6.