1. A method comprising:activating, by a wireless device, a primary bandwidth part (BWP) of a cell and a secondary BWP of the cell;
receiving, via the primary BWP, a downlink signal in a first slot;
switching, based on a period of inactivity of the primary BWP after the first slot and based on a determination that the primary BWP is active, from the primary BWP to a default BWP of the cell as an active BWP of the cell; and
deactivating, based on the switching from the primary BWP to the default BWP and based on a determination that the secondary BWP is active, the secondary BWP.