diff --git a/400_xowa/src/gplx/xowa/addons/apps/cfgs/Xocfg_mgr.java b/400_xowa/src/gplx/xowa/addons/apps/cfgs/Xocfg_mgr.java
index 0a0b4dc03..c92357bd6 100644
--- a/400_xowa/src/gplx/xowa/addons/apps/cfgs/Xocfg_mgr.java
+++ b/400_xowa/src/gplx/xowa/addons/apps/cfgs/Xocfg_mgr.java
@@ -68,6 +68,7 @@ public class Xocfg_mgr {
 		String rv = cache_mgr.Get_or(Ctx__app, key, null);
 		return rv == null ? or : String_.Ary_parse(String_.Trim(rv), dlm);
 	}
+	public String Get_str_wiki_or(Xow_wiki wiki, String key, String or) {return cache_mgr.Get_or(wiki.Domain_itm().Abrv_xo_str(), key, or);}
 	public String Get_str_app_or(String key, String or) {return cache_mgr.Get_or(Ctx__app, key, or);}
 	public String Get_str_app(String key) {return Get_str(Xocfg_mgr.Ctx__app, key);}
 	public boolean Get_bool_or(String ctx, String key, boolean or) {
diff --git a/400_xowa/src/gplx/xowa/addons/wikis/searchs/searchers/Srch_ns_mgr.java b/400_xowa/src/gplx/xowa/addons/wikis/searchs/searchers/Srch_ns_mgr.java
index 2d4c516aa..d52e61915 100644
--- a/400_xowa/src/gplx/xowa/addons/wikis/searchs/searchers/Srch_ns_mgr.java
+++ b/400_xowa/src/gplx/xowa/addons/wikis/searchs/searchers/Srch_ns_mgr.java
@@ -26,7 +26,7 @@ public class Srch_ns_mgr {
 		ns_hash.Clear();
 		ns_all = ns_main = false;
 	}
-	public boolean Ns_main_only() {return ns_main;}
+	public boolean Ns_main_only() {return ns_main && !ns_all;}	// Ns_main_only is used by Searcher to only search main srch_link db
 	public boolean Has(int ns_id) {
 		return ns_all									// ns_all always returns true
 			|| ns_main && ns_id == Xow_ns_.Tid__main	// ns_main returns true if main_ns
diff --git a/400_xowa/src/gplx/xowa/addons/wikis/searchs/searchers/Srch_search_mgr.java b/400_xowa/src/gplx/xowa/addons/wikis/searchs/searchers/Srch_search_mgr.java
index ce0882777..1f069ba2e 100644
--- a/400_xowa/src/gplx/xowa/addons/wikis/searchs/searchers/Srch_search_mgr.java
+++ b/400_xowa/src/gplx/xowa/addons/wikis/searchs/searchers/Srch_search_mgr.java
@@ -18,7 +18,8 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 package gplx.xowa.addons.wikis.searchs.searchers; import gplx.*; import gplx.xowa.*; import gplx.xowa.addons.*; import gplx.xowa.addons.wikis.*; import gplx.xowa.addons.wikis.searchs.*;
 import gplx.xowa.addons.wikis.searchs.searchers.rslts.*; import gplx.xowa.addons.wikis.searchs.searchers.wkrs.*; import gplx.xowa.addons.wikis.searchs.parsers.*; import gplx.xowa.addons.wikis.searchs.searchers.crts.*;
 import gplx.xowa.addons.wikis.searchs.searchers.crts.visitors.*;
-public class Srch_search_mgr {
+import gplx.core.net.*; import gplx.core.net.qargs.*;
+public class Srch_search_mgr implements Gfo_invk {
 	private final    Srch_search_addon			addon;
 	private final    Xow_wiki					wiki;
 	private final    Srch_rslt_list				cache__page = new Srch_rslt_list();
@@ -38,6 +39,8 @@ public class Srch_search_mgr {
 		this.cur_cmds = new Srch_search_cmd[Srch_search_qry.Tid_len];
 		for (int i = 0; i < len; ++i)
 			cur_cmds[i] = Srch_search_cmd.Noop();
+
+		wiki.App().Cfg().Bind_many_wiki(this, wiki, Cfg__args_default);
 	}
 	public void Clear_rslts_cache() {cache__rslts.Clear();}
 	public void Search_cancel() {
@@ -85,4 +88,10 @@ public class Srch_search_mgr {
 		cache__word_counts.Clear();
 		cache__rslts.Clear();
 	}
+	public Object Invk(GfsCtx ctx, int ikey, String k, GfoMsg m) {
+		if		(ctx.Match(k, Cfg__args_default))		this.Clear_rslts_cache();	// NOTE: must clear cache after args_dflt changed
+		else	return Gfo_invk_.Rv_unhandled;
+		return this;
+	}
+	public static final String Cfg__args_default			= "xowa.addon.search.args_default";
 }
diff --git a/400_xowa/src/gplx/xowa/addons/wikis/searchs/specials/Srch_special_cfg.java b/400_xowa/src/gplx/xowa/addons/wikis/searchs/specials/Srch_special_cfg.java
index 2122809ca..ecb38fd35 100644
--- a/400_xowa/src/gplx/xowa/addons/wikis/searchs/specials/Srch_special_cfg.java
+++ b/400_xowa/src/gplx/xowa/addons/wikis/searchs/specials/Srch_special_cfg.java
@@ -20,23 +20,19 @@ import gplx.core.net.*; import gplx.core.net.qargs.*;
 import gplx.xowa.wikis.domains.*; import gplx.xowa.wikis.domains.crts.*;
 import gplx.xowa.addons.wikis.searchs.searchers.*;
 public class Srch_special_cfg implements Gfo_invk {
-	private Xoa_app app;
 	private final    Xow_domain_crt_kv_itm_mgr multi_wikis_mgr = new Xow_domain_crt_kv_itm_mgr(); private byte[] multi_wikis_bry = Dflt_multi_wikis_bry;
 	private final    Xow_domain_crt_kv_itm_mgr multi_sorts_mgr = new Xow_domain_crt_kv_itm_mgr(); private byte[] multi_sorts_bry = Dflt_multi_sorts_bry;
-	private String args_default_str = "";// default args for search
 	public Srch_special_cfg() {
 		multi_wikis_mgr.Parse_as_itms(multi_wikis_bry);
 		multi_sorts_mgr.Parse_as_arys(multi_sorts_bry);
 		ns_mgr.Add_main_if_empty();
 	}
 	public void Init_by_kit(Xoae_app app, gplx.gfui.kits.core.Gfui_kit kit) {
-		this.app = app;
-		app.Cfg().Bind_many_app(this, Cfg__results_per_page, Cfg__async_db, Cfg__auto_wildcard, Cfg__args_default, Cfg__multi_wikis, Cfg__multi_sorts);
+		app.Cfg().Bind_many_app(this, Cfg__results_per_page, Cfg__async_db, Cfg__auto_wildcard, Cfg__multi_wikis, Cfg__multi_sorts);
 	}
 	public int					Results_per_page()		{return results_per_page;}		private int results_per_page = 100;
 	public boolean					Async_db()				{return async_db;}				private boolean async_db = true;
 	public boolean				Auto_wildcard()			{return auto_wildcard;}			private boolean auto_wildcard = false;		// automatically add wild-card; EX: Earth -> *Earth*
-	public Gfo_qarg_itm[]		Args_default()			{return args_default;}			private Gfo_qarg_itm[] args_default = Gfo_qarg_itm.Ary_empty;
 	public Srch_ns_mgr			Ns_mgr()				{return ns_mgr;}				private final    Srch_ns_mgr ns_mgr = new Srch_ns_mgr();
 	public Xow_domain_crt_itm	Multi_wikis_crt			(Xow_domain_itm cur_domain) {return multi_wikis_mgr.Find_itm(cur_domain, cur_domain);}
 	public Xow_domain_crt_itm[] Multi_sorts_crt			(Xow_domain_itm cur_domain) {return multi_sorts_mgr.Find_ary(cur_domain, cur_domain);}
@@ -44,12 +40,6 @@ public class Srch_special_cfg implements Gfo_invk {
 		if		(ctx.Match(k, Cfg__results_per_page)) 						results_per_page = m.ReadInt("v");
 		else if	(ctx.Match(k, Cfg__async_db)) 								async_db = m.ReadYn("v");
 		else if	(ctx.Match(k, Cfg__auto_wildcard))							auto_wildcard = m.ReadYn("v");
-		else if	(ctx.Match(k, Cfg__args_default)) {
-			this.args_default_str = m.ReadStr("v");
-			byte[] bry = Bry_.new_a7("http://x.org/a?" + args_default_str);
-			Gfo_url tmp_url = app.User().Wikii().Utl__url_parser().Url_parser().Parse(bry, 0, bry.length);
-			this.args_default = tmp_url.Qargs();
-		}
 		else if	(ctx.Match(k, Cfg__multi_wikis)) {
 			byte[] multi_wikis_temp = m.ReadBry("v");
 			if (multi_wikis_mgr.Parse_as_itms(multi_wikis_temp)) {
@@ -69,7 +59,6 @@ public class Srch_special_cfg implements Gfo_invk {
 	  Cfg__results_per_page		= "xowa.addon.search.results_per_page"
 	, Cfg__async_db				= "xowa.addon.search.async_db"
 	, Cfg__auto_wildcard		= "xowa.addon.search.auto_wildcard"
-	, Cfg__args_default			= "xowa.addon.search.args_default"
 	, Cfg__multi_wikis			= "xowa.addon.search.multi_wikis"
 	, Cfg__multi_sorts			= "xowa.addon.search.multi_sorts"
 	;
diff --git a/400_xowa/src/gplx/xowa/addons/wikis/searchs/specials/Srch_special_page.java b/400_xowa/src/gplx/xowa/addons/wikis/searchs/specials/Srch_special_page.java
index 7f90a6353..369c77a0e 100644
--- a/400_xowa/src/gplx/xowa/addons/wikis/searchs/specials/Srch_special_page.java
+++ b/400_xowa/src/gplx/xowa/addons/wikis/searchs/specials/Srch_special_page.java
@@ -30,7 +30,14 @@ public class Srch_special_page implements Xow_special_page {
 		// get args from urls while applying defaults from search_cfg
 		Srch_qarg_mgr qargs_mgr = new Srch_qarg_mgr(wiki.App().Addon_mgr().Itms__search__special().Ns_mgr());
 		qargs_mgr.Clear();
-		qargs_mgr.Parse(search_cfg.Args_default());
+
+		// parse args_default_str
+		String args_default_str = wiki.App().Cfg().Get_str_wiki_or(wiki, Srch_search_mgr.Cfg__args_default, "");
+		if (String_.Len_gt_0(args_default_str)) {
+			byte[] bry = Bry_.new_a7("http://x.org/a?" + args_default_str);
+			gplx.core.net.Gfo_url tmp_url = wiki.App().User().Wikii().Utl__url_parser().Url_parser().Parse(bry, 0, bry.length);
+			qargs_mgr.Parse(tmp_url.Qargs());
+		}
 		qargs_mgr.Parse(url.Qargs_ary());
 		qargs_mgr.Ns_mgr().Add_main_if_empty();