---
title: Deprecated Symbols
framework: os
role: collectionGroup
role_heading: API Collection
path: os/deprecated-symbols
---

# Deprecated Symbols

Review unsupported symbols and their replacements.

## Topics

### Deprecated Functions

- [os_trace_debug_enabled()](os/os_trace_debug_enabled().md)
- [os_trace_info_enabled()](os/os_trace_info_enabled().md)
- [os_trace_type_enabled(_:)](os/os_trace_type_enabled(_:).md)

### Deprecated Macros

- [OS_TRACE_TYPE_DEBUG](os/os_trace_type_debug.md)
- [OS_TRACE_TYPE_INFO](os/os_trace_type_info.md)
- [OS_TRACE_TYPE_RELEASE](os/os_trace_type_release.md)

### Deprecated Type Aliases

- [os_trace_payload_object_t](os/os_trace_payload_object_t.md)