The 76ers converted Dowtin's two-way contract to a standard deal Thursday.
Dowtin amassed 10 points (4-7 FG, 2-4 3Pt), six assists, three rebounds, three steals and one block over 24 minutes off the bench during Wednesday's 115-109 loss to the Grizzlies.
Dowtin is signing a two-way deal with the 76ers on Saturday, Shams Charania of The Athletic reports.
Dowtin (ankle) is available for Friday's preseason finale against Washington, Josh Lewenberg of TSN.ca reports.
Dowtin didn't play in Sunday's 112-99 preseason win over the Kings.
Dowtin (ankle) signed a training camp deal with the Raptors on Saturday, Shams Charania of The Athletic reports.
Dowtin (ankle) won't play in any of Toronto's Summer League contests, Vivek Jacob of the Raptors' official site reports.
Dowtin underwent surgery on his right ankle Tuesday, Josh Lewenberg of TSN.ca reports.
Dowtin (not injury related) is listed as out for Friday's game versus Boston, Blake Murphy of Sportsnet.ca reports
Dowtin (not injury related) won't play in Wednesday's game versus Boston, Michael Grange of Sportsnet.ca reports.