diff --git a/include/openthread/platform/settings.h b/include/openthread/platform/settings.h
index c3e058347..2aa8027d2 100644
--- a/include/openthread/platform/settings.h
+++ b/include/openthread/platform/settings.h
@@ -60,75 +60,6 @@ extern "C" {
  */
 void otPlatSettingsInit(otInstance *aInstance);
 
-/// Begin atomic change set
-/** This function is called at the start of a sequence of changes
- *  that should be made atomically.
- *
- *  This function, along with `otPlatSettingsCommitChange()` are designed
- *  to ensure atomicity of changes to multiple settings. Once
- *  this function has been called, any changes made to the settings
- *  store are only committed when `otPlatSettingsCommitChange()` is
- *  called.
- *
- *  The implementation of this function is optional. If not
- *  implemented, it should return OT_ERROR_NONE.
- *
- * @param[in]  aInstance
- *             The OpenThread instance structure.
- *
- *  @retval OT_ERROR_NONE    The settings commit lock has been set.
- *  @retval OT_ERROR_ALREADY The commit lock is already set.
- *
- *  @sa otPlatSettingsCommitChange(), otPlatSettingsAbandonChange()
- */
-otError otPlatSettingsBeginChange(otInstance *aInstance);
-
-/// Commit all settings changes since previous call to otPlatSettingsBeginChange()
-/** This function is called at the end of a sequence of changes.
- *  The implementation of this function is optional. If not
- *  implemented, it should return OT_ERROR_NOT_IMPLEMENTED.
- *
- *  @param[in]  aInstance
- *              The OpenThread instance structure.
- *
- *  @retval OT_ERROR_NONE
- *          The changes made since the last call to
- *          otPlatSettingsBeginChange() have been successfully
- *          committed.
- *  @retval OT_ERROR_INVALID_STATE
- *          otPlatSettingsBeginChange() has not been called.
- *  @retval OT_ERROR_NOT_IMPLEMENTED
- *          This function is not implemented on this platform.
- *
- *  @sa otPlatSettingsBeginChange(), otPlatSettingsAbandonChange()
- */
-otError otPlatSettingsCommitChange(otInstance *aInstance);
-
-/// Abandon all settings changes since previous call to otPlatSettingsBeginChange()
-/** This function may be called at the end of a sequence of changes.
- *  instead of otPlatSettingsCommitChange(). If implemented, it
- *  causes all changes made since otPlatSettingsBeginChange() to be
- *  rolled back and abandoned.
- *
- *  The implementation of this function is optional. If not
- *  implemented, it should return OT_ERROR_NOT_IMPLEMENTED.
- *
- *  @param[in]  aInstance
- *              The OpenThread instance structure.
- *
- *  @retval OT_ERROR_NONE
- *          The changes made since the last call to
- *          otPlatSettingsBeginChange() have been successfully
- *          rolled back.
- *  @retval OT_ERROR_INVALID_STATE
- *          otPlatSettingsBeginChange() has not been called.
- *  @retval OT_ERROR_NOT_IMPLEMENTED
- *          This function is not implemented on this platform.
- *
- *  @sa otPlatSettingsBeginChange(), otPlatSettingsCommitChange()
- */
-otError otPlatSettingsAbandonChange(otInstance *aInstance);
-
 /// Fetches the value of a setting
 /** This function fetches the value of the setting identified
  *  by aKey and write it to the memory pointed to by aValue.