diff --git a/xwords4/android/jni/utilwrapper.c b/xwords4/android/jni/utilwrapper.c
index d31490ca0..8cdd34a8c 100644
--- a/xwords4/android/jni/utilwrapper.c
+++ b/xwords4/android/jni/utilwrapper.c
@@ -690,8 +690,6 @@ and_util_cellSquareHeld( XW_UtilCtxt* uc, XWEnv xwe, XWStreamCtxt* words )
 }
 #endif
 
-#ifndef XWFEATURE_STANDALONE_ONLY
-
 static void
 and_util_informMissing( XW_UtilCtxt* uc, XWEnv xwe, XP_Bool isServer,
                         const CommsAddrRec* hostAddr,
@@ -716,14 +714,6 @@ and_util_informMissing( XW_UtilCtxt* uc, XWEnv xwe, XP_Bool isServer,
     UTIL_CBK_TAIL();
 }
 
-static void
-and_util_addrChange( XW_UtilCtxt* uc, XWEnv xwe,
-                     const CommsAddrRec* oldAddr,
-                     const CommsAddrRec* newAddr )
-{
-    // LOG_FUNC();
-}
-
 static void
 and_util_informWordsBlocked( XW_UtilCtxt* uc, XWEnv xwe, XP_U16 nBadWords,
                              XWStreamCtxt* words, const XP_UCHAR* dict )
@@ -806,8 +796,6 @@ and_dutil_deviceRegistered( XW_DUtilCtxt* duc, XWEnv xwe, DevIDType typ,
 }
 #endif  /* XWFEATURE_DEVID && XWFEATURE_RELAY */
 
-#endif
-
 #ifdef XWFEATURE_SEARCHLIMIT
 static XP_Bool
 and_util_getTraySearchLimits(XW_UtilCtxt* uc, XP_U16* min, XP_U16* max )
@@ -1060,10 +1048,7 @@ makeUtil( MPFORMAL JNIEnv* env,
     SET_PROC(cellSquareHeld);
 #endif
 
-#ifndef XWFEATURE_STANDALONE_ONLY
     SET_PROC(informMissing);
-    SET_PROC(addrChange);
-#endif
 #ifdef XWFEATURE_SEARCHLIMIT
     SET_PROC(getTraySearchLimits);
 #endif
diff --git a/xwords4/common/comms.c b/xwords4/common/comms.c
index b60d68b26..eff6a3c99 100644
--- a/xwords4/common/comms.c
+++ b/xwords4/common/comms.c
@@ -588,9 +588,6 @@ comms_destroy( CommsCtxt* comms, XWEnv xwe )
     XP_ASSERT( ! addr_hasType( &comms->selfAddr, COMMS_CONN_RELAY )
                || COMMS_RELAYSTATE_UNCONNECTED == comms->rr.relayState );
 
-    CommsAddrRec aNew = {0};
-    util_addrChange( comms->util, xwe, &comms->selfAddr, &aNew );
-
     cleanupInternal( comms );
     cleanupAddrRecs( comms );
 
diff --git a/xwords4/common/util.h b/xwords4/common/util.h
index 35698aa37..b4c27f6fa 100644
--- a/xwords4/common/util.h
+++ b/xwords4/common/util.h
@@ -167,14 +167,10 @@ typedef struct UtilVtable {
     void (*m_util_cellSquareHeld)( XW_UtilCtxt* uc, XWEnv xwe, XWStreamCtxt* words );
 #endif
 
-#ifndef XWFEATURE_STANDALONE_ONLY
     void (*m_util_informMissing)( XW_UtilCtxt* uc, XWEnv xwe, XP_Bool isServer,
                                   const CommsAddrRec* hostAddr,
                                   const CommsAddrRec* selfAddr, XP_U16 nDevs,
                                   XP_U16 nMissing, XP_U16 nInvited );
-    void (*m_util_addrChange)( XW_UtilCtxt* uc, XWEnv xwe, const CommsAddrRec* oldAddr,
-                               const CommsAddrRec* newAddr );
-#endif
 
     void (*m_util_informWordsBlocked)( XW_UtilCtxt* uc, XWEnv xwe, XP_U16 nBadWords,
                                        XWStreamCtxt* words, const XP_UCHAR* dictName );
@@ -309,14 +305,8 @@ struct XW_UtilCtxt {
     (uc)->vtable->m_util_cellSquareHeld( (uc), (e), (s) )
 #endif
 
-#ifndef XWFEATURE_STANDALONE_ONLY
-# define util_informMissing( uc, e, is, ha, sa, nd, nm, ni )             \
+#define util_informMissing( uc, e, is, ha, sa, nd, nm, ni )             \
     (uc)->vtable->m_util_informMissing((uc), (e), (is), (ha), (sa), (nd), (nm), (ni) )
-# define util_addrChange( uc,e, addro, addrn ) \
-         (uc)->vtable->m_util_addrChange((uc), (e), (addro), (addrn))
-# else
-# define util_addrChange( uc,e, addro, addrn )
-#endif
 
 #define util_informWordsBlocked(uc,e, c, w, d)                        \
     (uc)->vtable->m_util_informWordsBlocked( (uc), (e), (c), (w), (d) )
diff --git a/xwords4/linux/linuxmain.c b/xwords4/linux/linuxmain.c
index 9d2a6619f..5211f1633 100644
--- a/xwords4/linux/linuxmain.c
+++ b/xwords4/linux/linuxmain.c
@@ -1688,7 +1688,6 @@ linuxFireTimer( CommonGlobals* cGlobals, XWTimerReason why )
     return draw;
 } /* linuxFireTimer */
 
-#ifndef XWFEATURE_STANDALONE_ONLY
 static void
 linux_util_informMissing( XW_UtilCtxt* XP_UNUSED(uc), XWEnv XP_UNUSED(xwe),
                           XP_Bool XP_UNUSED_DBG(isServer),
@@ -1702,43 +1701,6 @@ linux_util_informMissing( XW_UtilCtxt* XP_UNUSED(uc), XWEnv XP_UNUSED(xwe),
               isServer, selfAddr, nDevs, nMissing, nInvited );
 }
 
-static void
-linux_util_addrChange( XW_UtilCtxt* uc, XWEnv XP_UNUSED(xwe),
-                       const CommsAddrRec* XP_UNUSED(oldAddr),
-                       const CommsAddrRec* newAddr )
-{
-    CommonGlobals* cGlobals = (CommonGlobals*)uc->closure;
-    CommsConnType typ;
-    for ( XP_U32 st = 0; addr_iter( newAddr, &typ, &st ); ) {
-        switch ( typ ) {
-#ifdef XWFEATURE_BLUETOOTH
-        case COMMS_CONN_BT: {
-            XP_Bool isServer = game_getIsServer( &cGlobals->game );
-            linux_bt_open( cGlobals, isServer );
-        }
-            break;
-#endif
-#ifdef XWFEATURE_IP_DIRECT
-        case COMMS_CONN_IP_DIRECT:
-            linux_udp_open( cGlobals, newAddr );
-            break;
-#endif
-#ifdef XWFEATURE_SMS
-        case COMMS_CONN_SMS:
-            /* nothing to do??? */
-            // XP_ASSERT(0);
-            // linux_sms_init( cGlobals, newAddr );
-            break;
-#endif
-        default:
-            // XP_ASSERT(0);
-            break;
-        }
-    }
-}
-
-#endif
-
 unsigned int
 makeRandomInt()
 {
@@ -2391,10 +2353,7 @@ void
 setupLinuxUtilCallbacks( XW_UtilCtxt* util )
 {
 #define SET_PROC(NAM) util->vtable->m_util_##NAM = linux_util_##NAM
-#ifndef XWFEATURE_STANDALONE_ONLY
     SET_PROC(informMissing);
-    SET_PROC(addrChange);
-#endif
     SET_PROC(formatPauseHistory);
     SET_PROC(setTimer);
     SET_PROC(clearTimer);