diff --git a/PIL/TiffImagePlugin.py b/PIL/TiffImagePlugin.py
index 505025bb8..ede267c43 100644
--- a/PIL/TiffImagePlugin.py
+++ b/PIL/TiffImagePlugin.py
@@ -1737,17 +1737,28 @@ class AppendingTiffWriter:
                 self.rewriteLastLong(offset)
 
 def _save_all(im, fp, filename):
-    if not hasattr(im, "n_frames"):
+    encoderinfo = im.encoderinfo.copy()
+    encoderconfig = im.encoderconfig
+    append_images = encoderinfo.get("append_images", [])
+    if not hasattr(im, "n_frames") and not len(append_images):
         return _save(im, fp, filename)
 
     cur_idx = im.tell()
     try:
         with AppendingTiffWriter(fp) as tf:
-            for idx in range(im.n_frames):
-                im.seek(idx)
-                im.load()
-                _save(im, tf, filename)
-                tf.newFrame()
+            for ims in [im]+append_images:
+                ims.encoderinfo = encoderinfo
+                ims.encoderconfig = encoderconfig
+                if not hasattr(ims, "n_frames"):
+                    nfr = 1
+                else:
+                    nfr = ims.n_frames
+
+                for idx in range(nfr):
+                    ims.seek(idx)
+                    ims.load()
+                    _save(ims, tf, filename)
+                    tf.newFrame()
     finally:
         im.seek(cur_idx)