diff --git a/mytoncore/functions.py b/mytoncore/functions.py
index 97b0f8d3..0cca873a 100755
--- a/mytoncore/functions.py
+++ b/mytoncore/functions.py
@@ -57,8 +57,6 @@ def Event(local, event_name):
         enable_ton_storage_provider_event(local)
     elif event_name == "enable_liteserver_mode":
         enable_liteserver_mode(local)
-    elif event_name == "enable_validator_mode":
-        enable_validator_mode(local)
     local.exit()
 # end define
 
@@ -95,17 +93,10 @@ def enable_ton_storage_provider_event(local):
 #end define
 
 
-def enable_validator_mode(local):
-    from mytoninstaller.mytoninstaller import set_node_argument
-    set_node_argument(local, ['--archive-ttl', '86400'])  # limit validator archive ttl to 1 day
-
-
 def enable_liteserver_mode(local):
-    from mytoninstaller.mytoninstaller import set_node_argument
     ton = MyTonCore(local)
     ton.disable_mode('validator')
     ton.enable_mode('liteserver')
-    set_node_argument(local, ['--archive-ttl', '2592000'])  # limit liteserver archive ttl to 30 days
 #end define
 
 
diff --git a/mytoninstaller/settings.py b/mytoninstaller/settings.py
index 995dca30..9f4ca19f 100644
--- a/mytoninstaller/settings.py
+++ b/mytoninstaller/settings.py
@@ -34,6 +34,7 @@ def FirstNodeSettings(local):
 	validatorAppPath = local.buffer.validator_app_path
 	globalConfigPath = local.buffer.global_config_path
 	vconfig_path = local.buffer.vconfig_path
+	archive_ttl = 2592000 if local.buffer.mode == 'liteserver' else 86400
 
 	# Проверить конфигурацию
 	if os.path.isfile(vconfig_path):
@@ -57,8 +58,7 @@ def FirstNodeSettings(local):
 
 	# Прописать автозагрузку
 	cpus = psutil.cpu_count() - 1
-	cmd = "{validatorAppPath} --threads {cpus} --daemonize --global-config {globalConfigPath} --db {ton_db_dir} --logname {tonLogPath} --state-ttl 604800 --verbosity 1"
-	cmd = cmd.format(validatorAppPath=validatorAppPath, globalConfigPath=globalConfigPath, ton_db_dir=ton_db_dir, tonLogPath=tonLogPath, cpus=cpus)
+	cmd = f"{validatorAppPath} --threads {cpus} --daemonize --global-config {globalConfigPath} --db {ton_db_dir} --logname {tonLogPath} --state-ttl 604800 --archive-ttl {archive_ttl} --verbosity 1"
 	add2systemd(name="validator", user=vuser, start=cmd) # post="/usr/bin/python3 /usr/src/mytonctrl/mytoncore.py -e \"validator down\""
 
 	# Получить внешний ip адрес
@@ -894,6 +894,7 @@ def EnableMode(local):
 	args = ["python3", "-m", "mytoncore", "-e"]
 	if local.buffer.mode == 'liteserver':
 		args.append("enable_liteserver_mode")
-	elif local.buffer.mode == 'validator':
-		args.append("enable_validator_mode")
+	else:
+		return
+	args = ["su", "-l", local.buffer.user, "-c", ' '.join(args)]
 	subprocess.run(args)