Versions

12.0.0.6300	1.82%
12.0.0.3100	1.82%
12.0.0.1800	1.82%
12.0.0.1600	1.82%
6.5.1.5000	1.82%
6.5.1.4100	3.64%
6.5.1.2700	3.64%
6.5.1.2300	1.82%
6.5.0.3300	5.45%
6.5.0.2300	1.82%
6.5.0.2200	1.82%
6.5.0.2000	1.82%
6.4.0.2300	1.82%
6.3.0.8200	3.64%
6.3.0.7900	1.82%
6.3.0.7600	1.82%
6.3.0.7500	1.82%
6.3.0.7500	1.82%
6.3.0.7400	1.82%
6.3.0.7000	3.64%
6.3.0.6300	12.73%
6.3.0.6300	3.64%
6.3.0.6000	1.82%
6.3.0.5600	1.82%
6.3.0.5500	1.82%
6.3.0.5100	1.82%
6.3.0.3950	1.82%
6.3.0.3800	1.82%
6.2.1.2400	1.82%
6.2.1.1900	1.82%
6.2.0.9602	1.82%
6.2.0.9600	10.91%
6.2.0.9600	1.82%
6.2.0.9400	1.82%
6.2.0.5800	1.82%
6.2.0.5800	1.82%
6.2.0.4100	1.82%

btwcp.dll has 37 known versions, the most recent one is 12.0.0.6300. The average file size is about 749.08 KB. It is an authenticode code-signed executable issued to Broadcom Corporation by the certification authority VeriSign. The programs Lenovo Bluetooth with Enhanced Data Rate Software, Broadcom Bluetooth Software and Software WIDCOMM Bluetooth have been observed as installing specific variations of btwcp.dll. This is a .NET Common Language Runtime (CLR) assembly.

BtwCP module for Broadcom's OEM distributed Bluetooth Windows software drivers. This module is installed as part of the OEMs driver updates.