Up until the deadline at 20:00 BST on 1 September, the Reds are able to buy and sell players as Ruben Amorim's squad takes shape.
Matheus Cunha was the first arrival, signing from Wolves, before Diego Leon completed his switch from Cerro Porteno.
Enzo Kana-Biyik signed as a free agent from Le Havre but was loaned out to Lausanne-Sport in Switzerland for the season, before Bryan Mbeumo's move from Brentford was confirmed.
In the build-up to the Snapdragon Cup game against Fiorentina at Old Trafford, we announced Benjamin Sesko's arrival from RB Leipzig.