diff --git a/app/code/Magento/Cms/view/adminhtml/templates/browser/content/files.phtml b/app/code/Magento/Cms/view/adminhtml/templates/browser/content/files.phtml
index da89991869929..44bd7d3ba3dda 100644
--- a/app/code/Magento/Cms/view/adminhtml/templates/browser/content/files.phtml
+++ b/app/code/Magento/Cms/view/adminhtml/templates/browser/content/files.phtml
@@ -21,7 +21,7 @@ $_height = $block->getImagesHeight();
         data-size="<?= $block->escapeHtmlAttr($file->getSize()) ?>"
         data-mime-type="<?= $block->escapeHtmlAttr($file->getMimeType()) ?>"
     >
-        <p class="nm" style="height:<?= $block->escapeHtmlAttr($_height) ?>px;width:<?= $block->escapeHtmlAttr($_width) ?>px;">
+        <p class="nm" style="height:<?= $block->escapeHtmlAttr($_height) ?>px;">
         <?php if ($block->getFileThumbUrl($file)):?>
             <img src="<?= $block->escapeHtmlAttr($block->getFileThumbUrl($file)) ?>" alt="<?= $block->escapeHtmlAttr($block->getFileName($file)) ?>"/>
         <?php endif; ?>
diff --git a/app/design/adminhtml/Magento/backend/web/css/source/components/_file-insertion.less b/app/design/adminhtml/Magento/backend/web/css/source/components/_file-insertion.less
index 88962a1019a19..84d9cb1530893 100644
--- a/app/design/adminhtml/Magento/backend/web/css/source/components/_file-insertion.less
+++ b/app/design/adminhtml/Magento/backend/web/css/source/components/_file-insertion.less
@@ -44,6 +44,7 @@
     margin: 0 @indent__xs 15px 0;
     overflow: hidden;
     padding: 3px;
+    text-overflow: ellipsis;
     width: 100px;
 
     &.selected {
diff --git a/app/design/adminhtml/Magento/backend/web/css/source/components/_popups.less b/app/design/adminhtml/Magento/backend/web/css/source/components/_popups.less
index d1d1ff9891634..bcdc96b6c1754 100644
--- a/app/design/adminhtml/Magento/backend/web/css/source/components/_popups.less
+++ b/app/design/adminhtml/Magento/backend/web/css/source/components/_popups.less
@@ -264,7 +264,7 @@
             }
         }
 
-        #contents-uploader {
+        .contents-uploader {
             margin: 0 0 @indent__base;
         }
 
@@ -299,6 +299,7 @@
             margin: 0 @indent__xs 15px 0;
             overflow: hidden;
             padding: 3px;
+            text-overflow: ellipsis;
             width: 100px;
 
             &.selected {
@@ -310,7 +311,7 @@
             }
         }
 
-        #contents-uploader {
+        .contents-uploader {
             &:extend(.abs-clearfix all);
         }