diff --git a/app/src/protyle/wysiwyg/keydown.ts b/app/src/protyle/wysiwyg/keydown.ts
index ef48a4021..2165e82b9 100644
--- a/app/src/protyle/wysiwyg/keydown.ts
+++ b/app/src/protyle/wysiwyg/keydown.ts
@@ -1876,25 +1876,6 @@ export const keydown = (protyle: IProtyle, editorElement: HTMLElement) => {
                 return;
             }
             if (!event.shiftKey) {
-                const inlineElement = range.startContainer.parentElement;
-                const currentTypes = protyle.toolbar.getCurrentType(range);
-                // https://github.com/siyuan-note/siyuan/issues/14703
-                if (currentTypes.length > 0 && range.toString() === "" && range.startOffset === 0 &&
-                    inlineElement.tagName === "SPAN" && !hasPreviousSibling(range.startContainer) && !hasPreviousSibling(inlineElement)) {
-                    range.setStartBefore(inlineElement);
-                    range.collapse(true);
-                } else if (inlineElement.tagName === "SPAN" &&
-                    !currentTypes.includes("search-mark") &&    // https://github.com/siyuan-note/siyuan/issues/7586
-                    !currentTypes.includes("code") &&   // https://github.com/siyuan-note/siyuan/issues/13871
-                    !currentTypes.includes("kbd") &&
-                    !currentTypes.includes("tag") &&
-                    range.toString() === "" && range.startContainer.nodeType === 3 &&
-                    (currentTypes.includes("inline-memo") || currentTypes.includes("block-ref") || currentTypes.includes("file-annotation-ref") || currentTypes.includes("a")) &&
-                    !hasNextSibling(range.startContainer) && range.startContainer.textContent.length === range.startOffset
-                ) {
-                    range.setEndAfter(inlineElement);
-                    range.collapse(false);
-                }
                 document.execCommand("insertText", false, window.siyuan.config.editor.codeTabSpaces === 0 ? "\t" : "".padStart(window.siyuan.config.editor.codeTabSpaces, " "));
                 return true;
             }