diff --git a/internal/download_client/connection.go b/internal/download_client/connection.go
index ea63de9..f2aa1a4 100644
--- a/internal/download_client/connection.go
+++ b/internal/download_client/connection.go
@@ -50,6 +50,8 @@ func (s *service) testQbittorrentConnection(client domain.DownloadClient) error
 		return err
 	}
 
+	log.Debug().Msgf("test client connection for qBittorrent: success")
+
 	return nil
 }
 
@@ -92,7 +94,7 @@ func (s *service) testDelugeConnection(client domain.DownloadClient) error {
 		return err
 	}
 
-	log.Debug().Msgf("daemon version: %v", ver)
+	log.Debug().Msgf("test client connection for Deluge: success - daemon version: %v", ver)
 
 	return nil
 }
@@ -112,6 +114,8 @@ func (s *service) testRadarrConnection(client domain.DownloadClient) error {
 		return err
 	}
 
+	log.Debug().Msgf("test client connection for Radarr: success")
+
 	return nil
 }
 
@@ -130,6 +134,8 @@ func (s *service) testSonarrConnection(client domain.DownloadClient) error {
 		return err
 	}
 
+	log.Debug().Msgf("test client connection for Sonarr: success")
+
 	return nil
 }
 
@@ -148,5 +154,7 @@ func (s *service) testLidarrConnection(client domain.DownloadClient) error {
 		return err
 	}
 
+	log.Debug().Msgf("test client connection for Lidarr: success")
+
 	return nil
 }
diff --git a/pkg/lidarr/client.go b/pkg/lidarr/client.go
index 1dee009..fa42742 100644
--- a/pkg/lidarr/client.go
+++ b/pkg/lidarr/client.go
@@ -4,14 +4,17 @@ import (
 	"bytes"
 	"encoding/json"
 	"errors"
-	"fmt"
 	"net/http"
+	"net/url"
+	"path"
 
 	"github.com/rs/zerolog/log"
 )
 
 func (c *client) get(endpoint string) (*http.Response, error) {
-	reqUrl := fmt.Sprintf("%v/api/v1/%v", c.config.Hostname, endpoint)
+	u, err := url.Parse(c.config.Hostname)
+	u.Path = path.Join(u.Path, "/api/v1/", endpoint)
+	reqUrl := u.String()
 
 	req, err := http.NewRequest(http.MethodGet, reqUrl, http.NoBody)
 	if err != nil {
@@ -40,7 +43,9 @@ func (c *client) get(endpoint string) (*http.Response, error) {
 }
 
 func (c *client) post(endpoint string, data interface{}) (*http.Response, error) {
-	reqUrl := fmt.Sprintf("%v/api/v1/%v", c.config.Hostname, endpoint)
+	u, err := url.Parse(c.config.Hostname)
+	u.Path = path.Join(u.Path, "/api/v1/", endpoint)
+	reqUrl := u.String()
 
 	jsonData, err := json.Marshal(data)
 	if err != nil {
diff --git a/pkg/radarr/client.go b/pkg/radarr/client.go
index b60cfd3..f5b8f2c 100644
--- a/pkg/radarr/client.go
+++ b/pkg/radarr/client.go
@@ -4,14 +4,17 @@ import (
 	"bytes"
 	"encoding/json"
 	"errors"
-	"fmt"
 	"net/http"
+	"net/url"
+	"path"
 
 	"github.com/rs/zerolog/log"
 )
 
 func (c *client) get(endpoint string) (*http.Response, error) {
-	reqUrl := fmt.Sprintf("%v/api/v3/%v", c.config.Hostname, endpoint)
+	u, err := url.Parse(c.config.Hostname)
+	u.Path = path.Join(u.Path, "/api/v3/", endpoint)
+	reqUrl := u.String()
 
 	req, err := http.NewRequest(http.MethodGet, reqUrl, http.NoBody)
 	if err != nil {
@@ -40,7 +43,9 @@ func (c *client) get(endpoint string) (*http.Response, error) {
 }
 
 func (c *client) post(endpoint string, data interface{}) (*http.Response, error) {
-	reqUrl := fmt.Sprintf("%v/api/v3/%v", c.config.Hostname, endpoint)
+	u, err := url.Parse(c.config.Hostname)
+	u.Path = path.Join(u.Path, "/api/v3/", endpoint)
+	reqUrl := u.String()
 
 	jsonData, err := json.Marshal(data)
 	if err != nil {
diff --git a/pkg/radarr/radarr_test.go b/pkg/radarr/radarr_test.go
index 2e9a751..fee76d9 100644
--- a/pkg/radarr/radarr_test.go
+++ b/pkg/radarr/radarr_test.go
@@ -171,6 +171,19 @@ func Test_client_Test(t *testing.T) {
 			wantErr: true,
 			err:     errors.New("unauthorized: bad credentials"),
 		},
+		{
+			name: "fetch_subfolder",
+			cfg: Config{
+				Hostname:  srv.URL + "/radarr",
+				APIKey:    key,
+				BasicAuth: false,
+				Username:  "",
+				Password:  "",
+			},
+			want:    &SystemStatusResponse{Version: "3.2.2.5080"},
+			err:     nil,
+			wantErr: false,
+		},
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
diff --git a/pkg/sonarr/client.go b/pkg/sonarr/client.go
index 48d4b08..4d8fbe1 100644
--- a/pkg/sonarr/client.go
+++ b/pkg/sonarr/client.go
@@ -4,14 +4,17 @@ import (
 	"bytes"
 	"encoding/json"
 	"errors"
-	"fmt"
 	"net/http"
+	"net/url"
+	"path"
 
 	"github.com/rs/zerolog/log"
 )
 
 func (c *client) get(endpoint string) (*http.Response, error) {
-	reqUrl := fmt.Sprintf("%v/api/v3/%v", c.config.Hostname, endpoint)
+	u, err := url.Parse(c.config.Hostname)
+	u.Path = path.Join(u.Path, "/api/v3/", endpoint)
+	reqUrl := u.String()
 
 	req, err := http.NewRequest(http.MethodGet, reqUrl, http.NoBody)
 	if err != nil {
@@ -40,7 +43,9 @@ func (c *client) get(endpoint string) (*http.Response, error) {
 }
 
 func (c *client) post(endpoint string, data interface{}) (*http.Response, error) {
-	reqUrl := fmt.Sprintf("%v/api/v3/%v", c.config.Hostname, endpoint)
+	u, err := url.Parse(c.config.Hostname)
+	u.Path = path.Join(u.Path, "/api/v3/", endpoint)
+	reqUrl := u.String()
 
 	jsonData, err := json.Marshal(data)
 	if err != nil {
diff --git a/web/src/components/inputs/input_wide.tsx b/web/src/components/inputs/input_wide.tsx
index ccd7b8d..33c9c75 100644
--- a/web/src/components/inputs/input_wide.tsx
+++ b/web/src/components/inputs/input_wide.tsx
@@ -150,7 +150,7 @@ const NumberFieldWide: React.FC<NumberFieldWideProps> = ({
                 )}
             </Field>
             {help && (
-                <p className="mt-2 text-sm text-gray-500 dark:text-gray-200" id={`${name}-description`}>{help}</p>
+                <p className="mt-2 text-sm text-gray-500 dark:text-gray-500" id={`${name}-description`}>{help}</p>
             )}
             <ErrorField name={name} classNames="block text-red-500 mt-2" />
         </div>
diff --git a/web/src/forms/settings/DownloadClientForms.tsx b/web/src/forms/settings/DownloadClientForms.tsx
index 3f98888..fa5e2e2 100644
--- a/web/src/forms/settings/DownloadClientForms.tsx
+++ b/web/src/forms/settings/DownloadClientForms.tsx
@@ -46,9 +46,9 @@ interface InitialValues {
 function FormFieldsDefault() {
     return (
         <Fragment>
-            <TextFieldWide name="host" label="Host" help="Url domain.ltd/client" />
+            <TextFieldWide name="host" label="Host" help="Eg. client.domain.ltd, domain.ltd/client, domain.ltd:port" />
 
-            <NumberFieldWide name="port" label="Port" />
+            <NumberFieldWide name="port" label="Port" help="WebUI port for qBittorrent and daemon port for Deluge" />
 
             <div className="py-6 px-6 space-y-6 sm:py-0 sm:space-y-0 sm:divide-y sm:divide-gray-200">
                 <SwitchGroupWide name="ssl" label="SSL" />
@@ -67,7 +67,7 @@ function FormFieldsArr() {
 
     return (
         <Fragment>
-            <TextFieldWide name="host" label="Host" help="Full url like http(s)://domain.ltd/" />
+            <TextFieldWide name="host" label="Host" help="Full url http(s)://domain.ltd and/or subdomain/subfolder" />
 
             <PasswordFieldWide name="settings.apikey" label="API key" />