Williams was elevated to the Chiefs' 53-man roster Thursday, Pete Sweeney of ArrowheadPride.com reports.
The Chiefs are expected to sign Williams to their practice squad, Adam Teicher of ESPN reports.
Williams had 11 tackles (six solo) during Sunday's 20-19 loss to the Steelers.
Williams (shoulder) is active for Sunday night's game against Cleveland.
Williams (shoulder) is listed as questionable for Sunday's game against the Browns.
Williams (shoulder) will remain sidelined for Sunday's game against the Bears.
Williams (shoulder) is inactive for Thursday's game against Miami.
Williams (shoulder) is inactive for Sunday's contest against the Vikings.
The Ravens activated Williams from the reserve/COVID-19 list Tuesday, Luke Jones of WNST reports.
The Ravens placed Williams (undisclosed) on the reserve/COVID-19 list Friday.