diff -urpa mc-4.8.20.orig/src/filemanager/find.c mc-4.8.20/src/filemanager/find.c
--- mc-4.8.20.orig/src/filemanager/find.c	2018-04-09 12:32:24.759505752 +0000
+++ mc-4.8.20/src/filemanager/find.c	2018-04-09 12:32:53.728505426 +0000
@@ -284,7 +284,7 @@ find_load_options (void)
     loaded = TRUE;
 
     options.file_case_sens =
-        mc_config_get_bool (mc_global.main_config, "FindFile", "file_case_sens", TRUE);
+        mc_config_get_bool (mc_global.main_config, "FindFile", "file_case_sens", FALSE);
     options.file_pattern =
         mc_config_get_bool (mc_global.main_config, "FindFile", "file_shell_pattern", TRUE);
     options.find_recurs =
@@ -294,7 +294,7 @@ find_load_options (void)
     options.file_all_charsets =
         mc_config_get_bool (mc_global.main_config, "FindFile", "file_all_charsets", FALSE);
     options.content_case_sens =
-        mc_config_get_bool (mc_global.main_config, "FindFile", "content_case_sens", TRUE);
+        mc_config_get_bool (mc_global.main_config, "FindFile", "content_case_sens", FALSE);
     options.content_regexp =
         mc_config_get_bool (mc_global.main_config, "FindFile", "content_regexp", FALSE);
     options.content_first_hit =