diff --git a/plinth/modules/backups/forms.py b/plinth/modules/backups/forms.py
index e118b7eeb..faf5e0e2e 100644
--- a/plinth/modules/backups/forms.py
+++ b/plinth/modules/backups/forms.py
@@ -253,31 +253,27 @@ class AddRemoteRepositoryForm(EncryptedBackupsMixin, forms.Form):
         validators=[repository_validator])
     ssh_auth_type = forms.ChoiceField(
         label=_('SSH Authentication Type'),
-        help_text=_('How to authenticate to the remote SSH server.<br />'
-                    'If Key-based Authentication is selected, then the '
-                    "FreedomBox service's SSH client public key must be added"
-                    " to the authorized keys list on the remote server.<br />"
-                    'If Password-based Authentication is selected, then '
-                    'FreedomBox will attempt to copy its SSH client public '
-                    'key to the remote server.'), widget=forms.RadioSelect(),
+        help_text=_('Choose how to authenticate to the remote SSH server.'),
+        widget=forms.RadioSelect(),
         choices=[('key_auth', _('Key-based Authentication')),
                  ('password_auth', _('Password-based Authentication'))])
     ssh_password = forms.CharField(
         label=_('SSH server password'), widget=forms.PasswordInput(),
-        strip=True,
-        help_text=_('Required only for password-based authentication.'),
+        strip=True, help_text=_('Required for password-based authentication.'),
         required=False)
 
     field_order = ['repository', 'ssh_auth_type', 'ssh_password'
                    ] + encryption_fields
 
     def clean(self):
+        """Perform additional checks on form data."""
         super().clean()
         ssh_password = self.cleaned_data.get('ssh_password')
         if self.cleaned_data.get(
                 'ssh_auth_type') == 'password_auth' and not ssh_password:
             raise forms.ValidationError(
                 _('SSH password is needed for password-based authentication.'))
+
         return self.cleaned_data
 
     def clean_repository(self):