[2] Ahead of the twenty-first season of the civilian version in 2019 CBS Entertainment President Kelly Kahl stated that future editions of Celebrity Big Brother were uncertain.

[3] In addition, future contracts of host Julie Chen Moonves did not include any mention of Celebrity Big Brother.

[5] On September 9, 2021, during the Television Critics Association summer press tour, Thom Sherman, Senior Executive Vice President of CBS programming, announced that Celebrity Big Brother would return for a third season.

[8] Allison Grodner and Rich Meehan will return as executive producers while Fly On The Wall Entertainment and Endemol Shine North America will continue to serve as production companies.

[12][13] When the season was announced it was confirmed that the Big Brother house will feature 94 high definition cameras and 113 microphones although the official location of the studio was not mentioned.

[15] The seasons Ski lodge-themed house design was revealed through the series social media accounts and entertainment news websites on January 28, 2022.

[16][17][18] The entranceway to the house was designed around the Swiss Alpines and features a crystal chandelier that has three-hundred thousand illuminated beads.

[19] A living room houses a mid-century firepit in the center of a curved couch and posters advertising Switzerland landmarks.

[21] The kitchen houses an overhead mural of the Northern lights and an attached dining room features a Saarinen-inspired table.

Beginning with HoH, Miesha, each HouseGuest would select the next wearer of the Mon Won hat, making them ineligible to receive immunity.

[49] Additionally, Hall received backlash from several former colleagues for his treatment towards them with allegations of employee negligence regarding pay and behavioral issues being mostly criticised.