diff --git a/nx/include/switch/services/hidsys.h b/nx/include/switch/services/hidsys.h
index 033829f10..e6b186c70 100644
--- a/nx/include/switch/services/hidsys.h
+++ b/nx/include/switch/services/hidsys.h
@@ -317,6 +317,13 @@ Result hidsysHasLeftRightBattery(HidNpadIdType id, bool *out0, bool *out1);
  */
 Result hidsysGetUniquePadsFromNpad(HidNpadIdType id, HidsysUniquePadId *unique_pad_ids, s32 count, s32 *total_out);
 
+/**
+ * @brief Sets information that your AppletResourceUserId is in focus.
+ * @note This is automatically used by am-sysmodule, don't use it if your AppletType is other than None.
+ * @note Using it with uninitialized applet services results in your process being tied to currently focused applet.
+ */
+Result hidsysSetAppletResourceUserId(void);
+
 /**
  * @brief EnableAppletToGetInput
  * @param[in] enable Input flag.
diff --git a/nx/source/services/hidsys.c b/nx/source/services/hidsys.c
index 14cd72a4a..682c6c7e5 100644
--- a/nx/source/services/hidsys.c
+++ b/nx/source/services/hidsys.c
@@ -331,6 +331,10 @@ Result hidsysGetUniquePadsFromNpad(HidNpadIdType id, HidsysUniquePadId *unique_p
     return rc;
 }
 
+Result hidsysSetAppletResourceUserId(void) {
+    return serviceDispatchIn(&g_hidsysSrv, 500, g_hidsysAppletResourceUserId);
+}
+
 Result hidsysEnableAppletToGetInput(bool enable) {
     const struct {
         u8 permitInput;