San Francsico 49ers quarterback Jimmy Garoppolo (10), left, throws a pass in the first quarter of their preseason NFL game at Levi’s Stadium in Santa Clara, Calif., on Thursday, Aug. 9, 2018. (Randy Vazquez/ Bay Area News Group)

San Francisco 49ers cheerleaders are joined by some young cheerleaders during a pregame before the 49ers preseason NFL game versus the Dallas Cowboys at Levi’s Stadium in Santa Clara, Calif., on Thursday, Aug. 9, 2018. (Randy Vazquez/ Bay Area News Group)

Dallas Cowboys’ Taco Charlton (97), left, gets blocked by San Francisco 49ers’ Mike McGlinchey (69), center, while quarterback C.J. Beathard (3), right, throws a pass in the second quarter of their preseason NFL game at Levi’s Stadium in Santa Clara, Calif., on Thursday, Aug. 9, 2018. (Randy Vazquez/ Bay Area News Group)

San Francsico 49ers’ Richard Sherman (25), left, and quarterback Jimmy Garoppolo (10), right, smile before their preseason NFL game versus the Dallas Cowboys at Levi’s Stadium in Santa Clara, Calif., on Thursday, Aug. 9, 2018. (Randy Vazquez/ Bay Area News Group)

San Francisco 49ers’ Jerick McKinnon (28), left, runs away from Dallas Cowboys’ Jaylon Smith (54), right, in the first quarter of their preseason NFL game at Levi’s Stadium in Santa Clara, Calif., on Thursday, Aug. 9, 2018. (Randy Vazquez/ Bay Area News Group)

San Francisco 49ers’ Solomon Thomas (94), gets in his stance in the first quarter of their preseason NFL game versus the Dallas Cowboys at Levi’s Stadium in Santa Clara, Calif., on Thursday, Aug. 9, 2018. (Randy Vazquez/ Bay Area News Group)

San Francisco 49ers’ Adrian Colbert (27) before his teams preseason NFL game at Levi’s Stadium in Santa Clara, Calif., on Thursday, Aug. 9, 2018. (Randy Vazquez/ Bay Area News Group)

Dallas Cowboys’ Joe Thomas (48), right, celebrates after an interception in the second quarter of their preseason NFL game versus the San Francisco 49ers at Levi’s Stadium in Santa Clara, Calif., on Thursday, Aug. 9, 2018. (Randy Vazquez/ Bay Area News Group)

San Francisco 49ers’ Solomon Thomas (94) gets taken off the field in the first quarter of their preseason NFL game versus the Dallas Cowboys at Levi’s Stadium in Santa Clara, Calif., on Thursday, Aug. 9, 2018. (Randy Vazquez/ Bay Area News Group)

San Francisco 49ers’ Jerick McKinnon (28), left, and Darrell Williams (78), right, celebrate after their team scores a 2-point conversion in the fourth quarter of their preseason NFL game at Levi’s Stadium in Santa Clara, Calif., on Thursday, Aug. 9, 2018. The 49ers would go one to win the game 24-21 over the Dallas Cowboys. (Randy Vazquez/ Bay Area News Group)

San Francisco 49ers’ Richie James Jr. (82) scores a late touchdown to give his team a 22-21 lead with less than a minute left in his teams preseason NFL game versus the Dallas Cowboys at Levi’s Stadium in Santa Clara, Calif., on Thursday, Aug. 9, 2018. The 49ers would go one to win the game 24-21 over the Cowboys. (Randy Vazquez/ Bay Area News Group)

Dallas Cowboys’ Darius Jackson (44) gets tackled in the third quarter of their preseason NFL game versus the San Francisco 49ers at Levi’s Stadium in Santa Clara, Calif., on Thursday, Aug. 9, 2018. (Randy Vazquez/ Bay Area News Group)

San Francisco 49ers head coach Kyle Shanahan during the third quarter of their preseason NFL game versus the Dallas Cowboys at Levi’s Stadium in Santa Clara, Calif., on Thursday, Aug. 9, 2018. (Randy Vazquez/ Bay Area News Group)

A fan takes of his shirt and dances in the third quarter of the preseason NFL game between the San Francisco 49ers and the Dallas Cowboys at Levi’s Stadium in Santa Clara, Calif., on Thursday, Aug. 9, 2018. (Randy Vazquez/ Bay Area News Group)

San Francisco 49ers’ Joe Williams (32) gets tackled by a pair of Dallas Cowboys defenders in the third quarter of their preseason NFL game at Levi’s Stadium in Santa Clara, Calif., on Thursday, Aug. 9, 2018. (Randy Vazquez/ Bay Area News Group)

San Francisco 49ers players try and block a field goal from Dallas Cowboys’ Brett Maher (2) in the first quarter of their preseason NFL game at Levi’s Stadium in Santa Clara, Calif., on Thursday, Aug. 9, 2018. (Randy Vazquez/ Bay Area News Group)

Dallas Cowboys’ Rico Gathers (80), right, gets tackled by San Francisco 49ers’ Tarvarius Moore (45), left, in the closing seconds of their preseason NFL game at Levi’s Stadium in Santa Clara, Calif., on Thursday, Aug. 9, 2018. (Randy Vazquez/ Bay Area News Group)

San Francisco 49ers’ Kendrick Bourne (84) and Dallas Cowboys’ Marquez White (39) jump up for a ball in the endzone in the third quarter of their preseason NFL game at Levi’s Stadium in Santa Clara, Calif., on Thursday, Aug. 9, 2018. (Randy Vazquez/ Bay Area News Group)

San Francisco 49ers’ D.J. Reed Jr. (40) does a backflip in after their preseason win versus the Dallas Cowboys at Levi’s Stadium in Santa Clara, Calif., on Thursday, Aug. 9, 2018. The 49ers would win the game 24-21 over the Cowboys. (Randy Vazquez/ Bay Area News Group)

San Francisco 49ers’ Victor Bolden Jr. (17) gets tackled by Dallas Cowboys defenders in the fourth quarter of their preseason NFL game at Levi’s Stadium in Santa Clara, Calif., on Thursday, Aug. 9, 2018. (Randy Vazquez/ Bay Area News Group)

San Francisco 49ers’ Adrian Colbert (27), left, smiles with quarterback Jimmy Garoppolo (10), right, after their preseason NFL game at Levi’s Stadium in Santa Clara, Calif., on Thursday, Aug. 9, 2018. The 49ers would go one to win the game 24-21 over the Dallas Cowboys. (Randy Vazquez/ Bay Area News Group)

San Francisco 49ers’ Joe Staley (74) runs off the field after his teams preseason NFL game versus the Dallas Cowboys at Levi’s Stadium in Santa Clara, Calif., on Thursday, Aug. 9, 2018. The 49ers would win the game 24-21 over the Cowboys. (Randy Vazquez/ Bay Area News Group)

San Francisco 49ers’ George Kittle (85) falls after trying to make a catch surrounded by Dallas Cowboys defenders in the first quarter of their preseason NFL game at Levi’s Stadium in Santa Clara, Calif., on Thursday, Aug. 9, 2018. (Randy Vazquez/ Bay Area News Group)

San Francisco 49ers’ Marquise Goodwin (11), left, gets away from Dallas Cowboys’ Chidobe Awuzie (24), center, in the first quarter of their preseason NFL game at Levi’s Stadium in Santa Clara, Calif., on Thursday, Aug. 9, 2018. (Randy Vazquez/ Bay Area News Group)