diff --git a/public/static/pdf/web/viewer.html b/public/static/pdf/web/viewer.html
index ccb2ac463..5e8da984f 100644
--- a/public/static/pdf/web/viewer.html
+++ b/public/static/pdf/web/viewer.html
@@ -273,11 +273,13 @@ See https://github.com/adobe-type-tools/cmap-resources
                   <span data-l10n-id="open_file_label">Open</span>
                 </button>
 
-                <button id="print" class="toolbarButton hiddenMediumView" title="Print" tabindex="32" data-l10n-id="print">
+                <!-- 隐藏打印按钮 -->
+                <button id="print" class="toolbarButton hiddenMediumView" title="Print" tabindex="32" data-l10n-id="print" style="display: none">
                   <span data-l10n-id="print_label">Print</span>
                 </button>
 
-                <button id="download" class="toolbarButton hiddenMediumView" title="Save" tabindex="33" data-l10n-id="save">
+                <!-- 隐藏下载按钮 -->
+                <button id="download" class="toolbarButton hiddenMediumView" title="Save" tabindex="33" data-l10n-id="save" style="display: none">
                   <span data-l10n-id="save_label">Save</span>
                 </button>