diff --git a/app/src/main/java/io/legado/app/ui/widget/font/FontSelectDialog.kt b/app/src/main/java/io/legado/app/ui/widget/font/FontSelectDialog.kt
index 6ff51d379..8d3deef08 100644
--- a/app/src/main/java/io/legado/app/ui/widget/font/FontSelectDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/widget/font/FontSelectDialog.kt
@@ -43,6 +43,8 @@ class FontSelectDialog : DialogFragment(),
     private val fontFolderRequestCode = 35485
     private val fontFolder =
         App.INSTANCE.filesDir.absolutePath + File.separator + "Fonts" + File.separator
+    private val fontCacheFolder =
+        App.INSTANCE.cacheDir.absolutePath + File.separator + "Fonts" + File.separator
     override val coroutineContext: CoroutineContext
         get() = job + Main
     private var adapter: FontAdapter? = null
@@ -129,15 +131,16 @@ class FontSelectDialog : DialogFragment(),
     @SuppressLint("DefaultLocale")
     private fun getFontFiles(uri: Uri) {
         launch(IO) {
+            FileHelp.deleteFile(fontCacheFolder)
             DocumentFile.fromTreeUri(App.INSTANCE, uri)?.listFiles()?.forEach { file ->
                 if (file.name?.toLowerCase()?.matches(".*\\.[ot]tf".toRegex()) == true) {
                     DocumentUtils.readBytes(App.INSTANCE, file.uri)?.let {
-                        FileHelp.getFile(fontFolder + file.name).writeBytes(it)
+                        FileHelp.getFile(fontCacheFolder + file.name).writeBytes(it)
                     }
                 }
             }
             try {
-                val file = File(fontFolder)
+                val file = File(fontCacheFolder)
                 file.listFiles { pathName ->
                     pathName.name.toLowerCase().matches(".*\\.[ot]tf".toRegex())
                 }?.let {
@@ -167,7 +170,7 @@ class FontSelectDialog : DialogFragment(),
     }
 
     override fun onClick(file: File) {
-        file.absolutePath.let { path ->
+        file.copyTo(FileHelp.getFile(fontFolder + file.name)).absolutePath.let { path ->
             (parentFragment as? CallBack)?.let {
                 if (it.curFontPath != path) {
                     it.selectFile(path)