Microsoft-Windows-Bluetooth-Policy

Event	Title	Channel	Sample	Rule
1	A Bluetooth policy has changed.	Operational	N	N
2	Bluetooth radio enablement has been PolicyState due to policy …	Operational	N	N
3	Bluetooth radio has PolicyState advertising due to policy PolicyPath\PolicyName.	Operational	N	N
4	Bluetooth radio has PolicyState discoverability due to policy …	Operational	N	N
5	Bluetooth radio has PolicyState radio name as RadioName due to policy …	Operational	N	N
6	Process Service has attempted to pair to radio BtAddr.	Operational	N	N
7	Bluetooth has Accepted service ServiceGuid on remote device BtAddr due to policy …	Operational	N	N
8	Bluetooth has Accepted PSM Psm on remote device BtAddr due to policy …	Operational	N	N
9	A connection to a remote device bthAddr was successfully established.	Operational	N	N
10	An attempt to connect to a remote device bthAddr failed.	Operational	N	N
11	The minimum encryption key size requirement of requiredKeySize octets was …	Operational	N	N
12	A connection to the remote device bthAddr was rejected because it did not meet …	Operational	N	N

Event ID 1: A Bluetooth policy has changed.

Channel: Operational
Opcode: Info

Description

A Bluetooth policy has changed. Policy PolicyPath\PolicyName has value of: PolicyValue.

Message #

A Bluetooth policy has changed.  Policy %1\%2 has value of: %3

Fields #

Name	Description
`PolicyPath` UnicodeString
`PolicyName` UnicodeString
`PolicyValue` UnicodeString

Event ID 2: Bluetooth radio enablement has been PolicyState due to policy PolicyPath\PolicyName.

Channel: Operational
Opcode: Info

Message #

Bluetooth radio enablement has been %3 due to policy %1\%2.

Fields #

Name	Description
`PolicyPath` UnicodeString
`PolicyName` UnicodeString
`PolicyState` UnicodeString

Event ID 3: Bluetooth radio has PolicyState advertising due to policy PolicyPath\PolicyName.

Channel: Operational
Opcode: Info

Message #

Bluetooth radio has %3 advertising due to policy %1\%2.

Fields #

Name	Description
`PolicyPath` UnicodeString
`PolicyName` UnicodeString
`PolicyState` UnicodeString

Event ID 4: Bluetooth radio has PolicyState discoverability due to policy PolicyPath\PolicyName.

Channel: Operational
Opcode: Info

Message #

Bluetooth radio has %3 discoverability due to policy %1\%2.

Fields #

Name	Description
`PolicyPath` UnicodeString
`PolicyName` UnicodeString
`PolicyState` UnicodeString

Event ID 5: Bluetooth radio has PolicyState radio name as RadioName due to policy PolicyPath\PolicyName.

Channel: Operational
Opcode: Info

Message #

Bluetooth radio has %3 radio name as %4 due to policy %1\%2.

Fields #

Name	Description
`PolicyPath` UnicodeString
`PolicyName` UnicodeString
`PolicyState` UnicodeString
`RadioName` UnicodeString

Event ID 6: Process Service has attempted to pair to radio BtAddr.

Channel: Operational
Opcode: Info

Message #

Process %2 has attempted to pair to radio %1.

Fields #

Name	Description
`BtAddr` UInt64
`Service` UnicodeString

Event ID 7: Bluetooth has Accepted service ServiceGuid on remote device BtAddr due to policy PolicyPath\PolicyName.

Channel: Operational
Opcode: Info

Message #

Bluetooth has %1 service %2 on remote device %3 due to policy %4\%5...

Fields #

Name	Description
`Accepted` UnicodeString
`ServiceGuid` GUID
`BtAddr` UInt64
`PolicyPath` UnicodeString
`PolicyName` UnicodeString

Event ID 8: Bluetooth has Accepted PSM Psm on remote device BtAddr due to policy PolicyPath\PolicyName.

Channel: Operational
Opcode: Info

Message #

Bluetooth has %1 PSM %2 on remote device %3 due to policy %4\%5...

Fields #

Name	Description
`Accepted` UnicodeString
`Psm` Int16
`BtAddr` UInt64
`PolicyPath` UnicodeString
`PolicyName` UnicodeString

Event ID 9: A connection to a remote device bthAddr was successfully established.

Channel: Operational
Opcode: Info

Message #

A connection to a remote device %1 was successfully established.

Fields #

Name	Description
`bthAddr` UInt64

Event ID 10: An attempt to connect to a remote device bthAddr failed.

Channel: Operational
Opcode: Info

Message #

An attempt to connect to a remote device %1 failed.

Fields #

Name	Description
`bthAddr` UInt64

Event ID 11: The minimum encryption key size requirement of requiredKeySize octets was enforced on a connection to the remote device bthAddr.

Channel: Operational
Opcode: Info

Description

The minimum encryption key size requirement of requiredKeySize octets was enforced on a connection to the remote device bthAddr. The key size is actualKeySize octets.

Message #

The minimum encryption key size requirement of %2 octets was enforced on a connection to the remote device %1. The key size is %3 octets.

Fields #

Name	Description
`bthAddr` UInt64
`requiredKeySize` UInt8
`actualKeySize` UInt8

Event ID 12: A connection to the remote device bthAddr was rejected because it did not meet the minimum encryption key size requirement of requiredKeySize octets.

Channel: Operational
Opcode: Info

Description

A connection to the remote device bthAddr was rejected because it did not meet the minimum encryption key size requirement of requiredKeySize octets. The key size was actualKeySize octets.

Message #

A connection to the remote device %1 was rejected because it did not meet the minimum encryption key size requirement of %2 octets. The key size was %3 octets.

Fields #

Name	Description
`bthAddr` UInt64
`requiredKeySize` UInt8
`actualKeySize` UInt8

Provenance

ETW provider GUID 0602ecef-6381-4bc0-aeda-eb9bb919b276

Defined in bthport.sys, the binary that emits these events.

WS2022-20348.4893, schema read from the registered manifest, binary version 10.0.20348.1, captured 2026-06-02 — Manifest XML pack, 1.9 MB
Win11-26200.6584, schema read from the registered manifest, binary version 10.0.26100.1, captured 2026-06-02 — Manifest XML pack, 2.0 MB