diff --git a/src/pages/content/log.php b/src/pages/content/log.php
index af26185..6e49acc 100644
--- a/src/pages/content/log.php
+++ b/src/pages/content/log.php
@@ -74,16 +74,16 @@ function checkBackup() {
                 data: {action: 'getBackupState'}
             }).done(function (data) {
             if (data.running) {
-                $('#abortBtn').removeAttr('disabled');
-                $('#dlLogBtn, #dlDbgLogBtn').attr('disabled', 'disabled');
+                $('#abortBtn').prop('disabled', false);
+                $('#dlLogBtn, #dlDbgLogBtn').prop('disabled', true);
                 $('#backupStatusText').removeClass('backupNotRunning');
                 $('#backupStatusText').addClass('backupRunning');
                 $('#abLog').animate({
                     scrollTop: $('#abLog')[0].scrollHeight - $('#abLog')[0].clientHeight
                 }, 100);
             } else {
-                $('#abortBtn').attr('disabled', 'disabled');
-                $('#dlLogBtn, #dlDbgLogBtn').removeAttr('disabled');
+                $('#abortBtn').prop('disabled', true);
+                $('#dlLogBtn, #dlDbgLogBtn').prop('disabled', false);
                 $('#backupStatusText').removeClass('backupRunning');
                 $('#backupStatusText').addClass('backupNotRunning');
             }
diff --git a/src/pages/content/restore.php b/src/pages/content/restore.php
index 86514a1..c6aa405 100644
--- a/src/pages/content/restore.php
+++ b/src/pages/content/restore.php
@@ -116,26 +116,26 @@ function checkRestoreItem() {
 
                 $('#restoreItemsDiv').show();
                 if (!data.result.configFile) {
-                    $('#restoreItemConfig').attr('disabled', 'disabled');
+                    $('#restoreItemConfig').prop('disabled', true);
                     $('#restoreItemConfig').prop('checked', false);
                 } else {
-                    $('#restoreItemConfig').removeAttr('disabled');
+                    $('#restoreItemConfig').prop('disabled', false);
                     $('#restoreItemConfig').prop('checked', false);
                 }
 
                 if (!data.result.extraFiles) {
-                    $('#restoreItemExtraFiles').attr('disabled', 'disabled');
+                    $('#restoreItemExtraFiles').prop('disabled', true);
                     $('#restoreItemExtraFiles').prop('checked', false);
                 } else {
-                    $('#restoreItemExtraFiles').removeAttr('disabled');
+                    $('#restoreItemExtraFiles').prop('disabled', false);
                     $('#restoreItemExtraFiles').prop('checked', false);
                 }
 
                 if (!data.result.vmMeta) {
-                    $('#restoreItemVmMeta').attr('disabled', 'disabled');
+                    $('#restoreItemVmMeta').prop('disabled', true);
                     $('#restoreItemVmMeta').prop('checked', false);
                 } else {
-                    $('#restoreItemVmMeta').removeAttr('disabled');
+                    $('#restoreItemVmMeta').prop('disabled', false);
                     $('#restoreItemVmMeta').prop('checked', false);
                 }
 
diff --git a/src/pages/content/settings.php b/src/pages/content/settings.php
index f2eabfd..094fa74 100644
--- a/src/pages/content/settings.php
+++ b/src/pages/content/settings.php
@@ -502,7 +502,7 @@ class="fa fa-info"></i> Those must return exit code 0 for success detection</sma
         console.debug('Setting select settings...');
         $('select[data-setting]').each(function (index) {
             console.debug($(this).attr('name'), $(this).data('setting'));
-            $(this).find('option[value="' + $(this).data('setting') + '"]').attr('selected', 'selected');
+            $(this).find('option[value="' + $(this).data('setting') + '"]').prop('selected', true);
         });