diff --git a/source/libublsettings-config.c b/source/libublsettings-config.c
index 17e00b6..2cee21e 100644
--- a/source/libublsettings-config.c
+++ b/source/libublsettings-config.c
@@ -339,9 +339,20 @@ char *yon_config_command_get_full(config_str command, int command_size){
         }
         if (final_size>0){
             char *final_command = yon_char_parsed_to_string(final,final_size," -- get ");
-            char *temp = yon_char_replace(final_command,"ubconfig","ubconfig -ea");
-            free(final_command);
-            final_command = temp;
+            int pos = yon_char_check_element(final_command,"ubconfig", " ");
+            if (pos&&yon_char_check_element(final_command,"-ea"," ")==0){
+                int size=0;
+                config_str parsed = yon_char_parse(final_command,&size," ");
+                pos = yon_char_parsed_check_exist(parsed,size,"ubconfig");
+                char *tmp = yon_char_unite(parsed[pos]," -ea",NULL);
+                free(parsed[pos]);
+                parsed[pos] = tmp;
+                free(final_command);
+                final_command = yon_char_parsed_to_string(parsed,size," ");
+            }
+            // char *temp = yon_char_replace(final_command,"ubconfig","ubconfig -ea");
+            // free(final_command);
+            // final_command = temp;
             yon_char_parsed_free(final,final_size);
         return final_command;
         }
@@ -1191,13 +1202,17 @@ config_str yon_config_get_load_parameters_by_list(int *size, config_str paramete
             if (!strcmp(temp->key,current_str)){
                 int position = yon_char_parsed_find_element(final,*size,((yon_config_parameter*)temp)->section);
                 if (position>=0){
-                    char *string = yon_char_unite((final)[position]," ",current_str,NULL);
+                    char *quoted = yon_config_parameter_set_quotes(current_str);
+                    char *string = yon_char_unite((final)[position]," ",quoted,NULL);
                     free((final)[position]);
                     (final)[position]=string;
+                    free(quoted);
 
                 } else {
-                    char *string = yon_char_unite(temp->section," ",current_str,NULL);
+                    char *quoted = yon_config_parameter_set_quotes(current_str);
+                    char *string = yon_char_unite(temp->section," ",quoted,NULL);
                     yon_char_parsed_add_or_create_if_exists(final,size,string);
+                    free(quoted);
                 }
             }
         }
@@ -1414,8 +1429,9 @@ int yon_config_save_list_simple(config_str parameters_keys, size_t size, char *p
         int parameters_size=0;
         config_str parameters = yon_config_get_save_parameters_by_list(&parameters_size,parameters_keys,size);
         if (parameters&&parameters_size){
-            char *command_parameters = yon_char_parsed_to_string(parameters,parameters_size,";");
+            char *command_parameters = yon_char_parsed_to_string(parameters,parameters_size," -- ");
             char *command = yon_char_unite(ubconfig_dull_command,"--target ",path," ", command_parameters,NULL);
+            printf("%s\n",command);
             return !!system(command);
         }
     }
@@ -1438,7 +1454,7 @@ int yon_config_save_args_simple(char *path, ...){
         config_str parameters = yon_config_get_save_parameters_by_list(&parameters_size,params,size);
         yon_char_parsed_free(params,size);
         if (parameters&&parameters_size){
-            char *command_parameters = yon_char_parsed_to_string(parameters,parameters_size,";");
+            char *command_parameters = yon_char_parsed_to_string(parameters,parameters_size," -- ");
             char *command = yon_char_unite(ubconfig_dull_command,"--target ",path," ", command_parameters,NULL);
             return !!system(command);
         }
@@ -1446,6 +1462,66 @@ int yon_config_save_args_simple(char *path, ...){
     return 0;
 }
 
+int yon_config_update_by_key(char *key){
+    if (yon_char_is_empty(key)) return 0;
+    check_config{
+        dictionary *current = yon_dictionary_get((dictionary**)&__yon__config__strings,key);
+        if (!current) return 0;
+        if (current->data) free(current->data);
+        current->data = NULL;
+        int size=0;
+        char *command = yon_config_parameter_get_load_command(key);
+        config_str new_param = yon_config_load(command,&size);
+        if (size&&!yon_char_is_empty(new_param[0])&&strcmp(new_param[0],"(null)\n")){
+            yon_char_remove_last_symbol(new_param[0],'\n');
+            current->data = yon_char_new(new_param[0]);
+            ((yon_config_parameter*)current)->flag1=0;
+            yon_config_set_status(key,0);
+            return 1;
+        }
+    }
+    return 0;
+}
+
+int yon_config_update_by_list(config_str keys, size_t size){
+    if (!size||!keys) return 0;
+    check_config{
+        int params_size=0;
+        config_str parameters = yon_config_get_load_parameters_by_list(&params_size,keys,size);
+        if (params_size&&parameters){
+            char *path = yon_config_command_get_path(config_last_load_command);
+            char *parameters_str = yon_char_parsed_to_string(parameters,params_size," ");
+            char *command = yon_char_unite(ubconfig_load_command(path), parameters_str, NULL);
+            yon_config_load_config(YON_CONFIG_CUSTOM,command,NULL);
+        }
+    }
+    return 0;
+}
+
+int yon_config_update_by_args(char *key, ...){
+    check_config{
+        int size=0;
+        config_str keys = NULL; 
+        yon_char_parsed_add_or_create_if_exists(keys,&size,key);
+        va_list args;
+        va_start(args,key);
+        char *cur_key = NULL;
+        while((cur_key = va_arg(args,char*))){
+            yon_char_parsed_add_or_create_if_exists(keys,&size,cur_key);
+
+        }
+        int params_size=0;
+        config_str parameters = yon_config_get_load_parameters_by_list(&params_size,keys,size);
+        if (params_size&&parameters){
+            char *path = yon_config_command_get_path(config_last_load_command);
+            char *parameters_str = yon_char_parsed_to_string(parameters,params_size," -- get ");
+            char *command = yon_char_unite(ubconfig_load_command(path), parameters_str, NULL);
+            yon_config_load_config(YON_CONFIG_CUSTOM,command,NULL);
+        }
+    }
+    return 0;
+}
+
 char *yon_config_parameter_prepare_command(char *command, char *path, char *section, char *parameter){
     if (!yon_char_is_empty(command)){
         int size=0;
diff --git a/source/libublsettings.h b/source/libublsettings.h
index 7f94a1a..13b1cd5 100644
--- a/source/libublsettings.h
+++ b/source/libublsettings.h
@@ -1536,6 +1536,23 @@ int yon_config_save_list_simple(config_str parameters_keys, size_t size, char *p
 /// @return TRUE if successful, FALSE otherwise.
 int yon_config_save_args_simple(char *path, ...);
 
+/// @brief Update parameter's value from configuration.
+/// @param key Parameter's key.
+/// @return TRUE if parameter successfully updated, FALSE if parameter doesn't registered in configuration
+int yon_config_update_by_key(char *key);
+
+/// @brief Update parameter's value from configuration.
+/// @param key Parameters key list.
+/// @param size size of parameters keys list.
+/// @return TRUE if parameter successfully updated, FALSE if parameter doesn't registered in configuration
+int yon_config_update_by_list(config_str keys, size_t size);
+
+/// @brief Update parameters value from configuration.
+/// @param key First parameter's key.
+/// @param ... NULL-terminated list of parameter keys.
+/// @return TRUE if parameter successfully updated, FALSE if parameter doesn't registered in configuration
+int yon_config_update_by_args(char *key, ...);
+
 /**int yon_config_force_save_registered(char *path, char *section)
  * [EN]
  * Force config to save at [path] config ignoring parameter save status.