Boro have brought in centre-back Darragh Lenihan, goalkeeper Liam Roberts and wideman Ryan Giles ahead of the 2022/23 campaign, with more arrivals expected.
After narrowly missing out on the play-off places last season, Chris Wilder’s side will have aspirations of winning promotion this campaign.
Still, some sides will have the advantage of Premier League parachute payments as they aim to return to the top tier.
Here are all the signings that have been made by Championship clubs so far this summer:
Still, some sides will have the advantage of Premier League parachute payments as they aim to return to the top tier.