diff --git a/plugins/plugin-md-power/src/client/composables/pdf.ts b/plugins/plugin-md-power/src/client/composables/pdf.ts
index 9a9a9669..761b4c50 100644
--- a/plugins/plugin-md-power/src/client/composables/pdf.ts
+++ b/plugins/plugin-md-power/src/client/composables/pdf.ts
@@ -1,7 +1,6 @@
-import { ensureEndingSlash } from 'vuepress/shared'
+import { ensureEndingSlash, isLinkHttp } from 'vuepress/shared'
 import { withBase } from 'vuepress/client'
 import type { PDFEmbedType, PDFTokenMeta } from '../../shared/pdf.js'
-import { normalizeLink } from '../utils/link.js'
 import { pluginOptions } from '../options.js'
 import { checkIsMobile, checkIsSafari, checkIsiPad } from '../utils/is.js'
 
@@ -28,15 +27,18 @@ export function renderPDF(
 ): void {
   if (!pluginOptions.pdf)
     return
-  url = normalizeLink(url)
+  url = isLinkHttp(url)
+    ? url
+    : new URL(withBase(url), typeof location !== 'undefined' ? location.href : '').toString()
+
   const pdfOptions = pluginOptions.pdf === true ? {} : pluginOptions.pdf
-  const pdfjsUrl = pdfOptions.pdfjsUrl
-    ? `${ensureEndingSlash(withBase(pdfOptions.pdfjsUrl))}web/viewer.html`
-    : ''
+  pdfOptions.pdfjsUrl ??= 'https://static.pengzhanbo.cn/pdfjs/'
+  const pdfjsUrl = `${ensureEndingSlash(withBase(pdfOptions.pdfjsUrl))}web/viewer.html`
+
   const queryString = queryStringify(options)
 
   const source = embedType === 'pdfjs'
-    ? `${pdfjsUrl}?file=${encodeURIComponent(url)}${queryString}`
+    ? `${pdfjsUrl}?file=${url}${queryString}`
     : `${url}${queryString}`
 
   const tagName = embedType === 'pdfjs' || embedType === 'iframe'
@@ -100,8 +102,5 @@ export function usePDF(
     return renderPDF(el, url, embedType, options)
   }
 
-  if (typeof pluginOptions.pdf === 'object' && pluginOptions.pdf.pdfjsUrl)
-    return renderPDF(el, url, 'pdfjs', options)
-
-  el.innerHTML = `<p>This browser does not support embedding PDFs. Please download the PDF to view it: <a href='${url}' target='_blank'>Download PDF</a></p>`
+  return renderPDF(el, url, 'pdfjs', options)
 }
diff --git a/plugins/plugin-md-power/src/node/features/icons/plugin.ts b/plugins/plugin-md-power/src/node/features/icons/plugin.ts
index 6be5a538..fd531413 100644
--- a/plugins/plugin-md-power/src/node/features/icons/plugin.ts
+++ b/plugins/plugin-md-power/src/node/features/icons/plugin.ts
@@ -10,13 +10,15 @@ import { parseRect } from '../../utils/parseRect.js'
 
 type AddIcon = (iconName: string) => string | undefined
 
+const [openTag, endTag] = [':[', ']:']
+
 function createTokenizer(addIcon: AddIcon): RuleInline {
   return (state, silent) => {
     let found = false
     const max = state.posMax
     const start = state.pos
 
-    if (state.src.slice(start, start + 2) !== ':[')
+    if (state.src.slice(start, start + 2) !== openTag)
       return false
 
     if (silent)
@@ -29,7 +31,7 @@ function createTokenizer(addIcon: AddIcon): RuleInline {
     state.pos = start + 2
 
     while (state.pos < max) {
-      if (state.src.slice(state.pos, state.pos + 2) === ']:') {
+      if (state.src.slice(state.pos, state.pos + 2) === endTag) {
         found = true
         break
       }
@@ -58,7 +60,7 @@ function createTokenizer(addIcon: AddIcon): RuleInline {
     const [size, color] = options.split('/')
 
     const open = state.push('iconify_open', 'span', 1)
-    open.markup = ':['
+    open.markup = openTag
 
     const className = addIcon(iconName)
 
@@ -79,7 +81,7 @@ function createTokenizer(addIcon: AddIcon): RuleInline {
     text.content = className ? '' : iconName
 
     const close = state.push('iconify_close', 'span', -1)
-    close.markup = ']:'
+    close.markup = endTag
 
     state.pos = state.posMax + 2
     state.posMax = max
diff --git a/plugins/plugin-md-power/src/node/features/pdf.ts b/plugins/plugin-md-power/src/node/features/pdf.ts
index 626c8e66..2b09294f 100644
--- a/plugins/plugin-md-power/src/node/features/pdf.ts
+++ b/plugins/plugin-md-power/src/node/features/pdf.ts
@@ -51,7 +51,7 @@ function createPDFRuleBlock(): RuleBlock {
       src,
       page: +page || 1,
       noToolbar: Boolean(attrs.noToolbar ?? false),
-      zoom: +attrs.zoom || 1,
+      zoom: +attrs.zoom || 50,
       width: attrs.width ? parseRect(attrs.width) : '100%',
       height: attrs.height ? parseRect(attrs.height) : '',
       ratio: attrs.ratio ? parseRect(attrs.ratio) : '',