A display panel includes a pixel circuit and a light-emitting element. The pixel circuit includes a data write device, a drive device and a bias adjustment device. The pixel circuit further includes a reset device or an initialization device. The display panel further includes a bias adjustment signal line, the bias adjustment signal line is connected to the bias adjustment device and configured to provide a bias adjustment signal; and at least one of a reset signal line or an initialization signal line, the reset signal line is connected to the reset device and configured to provide a reset signal, or the initialization signal line is connected to the initialization device and configured to provide an initialization signal. At least one side frame of the display panel includes a bias adjustment signal bus, at least one of a reset signal bus or an initialization signal bus.