diff --git a/app/src/layout/dock/Files.ts b/app/src/layout/dock/Files.ts
index 71cc0ade6..699e5eaff 100644
--- a/app/src/layout/dock/Files.ts
+++ b/app/src/layout/dock/Files.ts
@@ -760,6 +760,11 @@ export class Files extends Model {
                 const removeElement = this.closeElement.querySelector(`li[data-url="${data.data.box}"]`);
                 if (removeElement) {
                     removeElement.remove();
+                    const counterElement = this.closeElement.querySelector(".counter");
+                    counterElement.textContent = (parseInt(counterElement.textContent) - 1).toString();
+                    if (counterElement.textContent === "0")  {
+                        counterElement.classList.add("fn__none");
+                    }
                 }
             }
             return;
diff --git a/app/src/menus/onGetnotebookconf.ts b/app/src/menus/onGetnotebookconf.ts
index 85d255f02..465b33967 100644
--- a/app/src/menus/onGetnotebookconf.ts
+++ b/app/src/menus/onGetnotebookconf.ts
@@ -38,7 +38,7 @@ export const genNotebookOption = (id: string, notebookId?: string) => {
 export const onGetnotebookconf = (data: INotebookConf) => {
     const titleHTML = `<div class="fn__flex">${escapeHtml(data.name)}
 <div class="fn__space"></div>
-<button class="b3-button b3-button--small">${window.siyuan.languages.copy} ID</button></div>`;
+<button class="b3-button b3-button--small fn__flex-center">${window.siyuan.languages.copy} ID</button></div>`;
     const contentHTML = `<div class="b3-dialog__content" style="background-color: var(--b3-theme-background);">
 <div class="b3-label config__item">
     ${window.siyuan.languages.fileTree12}
diff --git a/app/src/mobile/dock/MobileFiles.ts b/app/src/mobile/dock/MobileFiles.ts
index dd7f79620..5b658165d 100644
--- a/app/src/mobile/dock/MobileFiles.ts
+++ b/app/src/mobile/dock/MobileFiles.ts
@@ -427,6 +427,11 @@ export class MobileFiles extends Model {
                 const removeElement = this.closeElement.querySelector(`li[data-url="${data.data.box}"]`);
                 if (removeElement) {
                     removeElement.remove();
+                    const counterElement = this.closeElement.querySelector(".counter");
+                    counterElement.textContent = (parseInt(counterElement.textContent) - 1).toString();
+                    if (counterElement.textContent === "0")  {
+                        counterElement.classList.add("fn__none");
+                    }
                 }
             }
             return;