By Mitch Phillips LONDON (Reuters) -England fullback Freddie Steward, scrumhalf Jack van Poortvliet, flanker Sam Underhill and winger Ollie Sleightholme will all start against South Africa on Saturday as coach Steve Borthwick seeks to end a run of four successive defeats.

Everything you need to know as England take on South Africa with the fate of their Autumn Test series hanging by a thread.

England have reinstated Freddie Steward at full-back and picked Jack van Poortvliet at scrum-half in an effort to salvage their autumn against South Africa on Saturday.

Freddie Steward and Jack van Poortvliet start as Steve Borthwick rings the changes for Saturday's crucial clash at Twickenham

South Africa have named a much-changed side from the one that beat Scotland, ringing 12 changes and switching up the bench for the clash against England at Twickenham on Saturday.

As a gauge of where England currently stand in world rugby’s pecking order, a match against the world champions is the ultimate test. South Africa, alongside Ireland, are the form international team and possess power and flair in abundance.

Date, kick-off time, TV channel, live stream, team news, lineups, h2h, odds - Springboks head to Twickenham looking to pile more misery on Steve Borthwick’s side after back-to-back frustrating losses

England have made four changes for South Africa on Saturday with Freddie Steward, Ollie Sleightholme, Jack van Poortvliet and Sam Underhill all starting.