diff --git a/readme/banner.png b/readme/banner-ver2.6.png
similarity index 100%
rename from readme/banner.png
rename to readme/banner-ver2.6.png
diff --git a/readme/cn-ver2.6.png b/readme/cn-ver2.6.png
new file mode 100644
index 0000000..1539ffc
Binary files /dev/null and b/readme/cn-ver2.6.png differ
diff --git a/readme/cn-ver2.6info.png b/readme/cn-ver2.6info.png
new file mode 100644
index 0000000..84807ab
Binary files /dev/null and b/readme/cn-ver2.6info.png differ
diff --git a/readme/en-ver2.6.png b/readme/en-ver2.6.png
new file mode 100644
index 0000000..7e460d7
Binary files /dev/null and b/readme/en-ver2.6.png differ
diff --git a/readme/en-ver2.6info.png b/readme/en-ver2.6info.png
new file mode 100644
index 0000000..a4685f7
Binary files /dev/null and b/readme/en-ver2.6info.png differ
diff --git a/readme/jp-ver2.6.png b/readme/jp-ver2.6.png
new file mode 100644
index 0000000..0126a90
Binary files /dev/null and b/readme/jp-ver2.6.png differ
diff --git a/readme/jp-ver2.6info.png b/readme/jp-ver2.6info.png
new file mode 100644
index 0000000..9765365
Binary files /dev/null and b/readme/jp-ver2.6info.png differ
diff --git a/readme/starandsponsor.png b/readme/starandsponsor.png
deleted file mode 100644
index 2aefa1e..0000000
Binary files a/readme/starandsponsor.png and /dev/null differ
diff --git a/readme/tw-ver2.6.png b/readme/tw-ver2.6.png
new file mode 100644
index 0000000..7b03c0b
Binary files /dev/null and b/readme/tw-ver2.6.png differ
diff --git a/readme/tw-ver2.6info.png b/readme/tw-ver2.6info.png
new file mode 100644
index 0000000..ea8588d
Binary files /dev/null and b/readme/tw-ver2.6info.png differ
diff --git a/readme/versions_cn.png b/readme/versions_cn.png
deleted file mode 100644
index 1312a98..0000000
Binary files a/readme/versions_cn.png and /dev/null differ
diff --git a/readme/versions_en.png b/readme/versions_en.png
deleted file mode 100644
index e55227d..0000000
Binary files a/readme/versions_en.png and /dev/null differ
diff --git a/readme/versions_jp.png b/readme/versions_jp.png
deleted file mode 100644
index 71c693a..0000000
Binary files a/readme/versions_jp.png and /dev/null differ
diff --git a/readme/versions_tw.png b/readme/versions_tw.png
deleted file mode 100644
index e5cf780..0000000
Binary files a/readme/versions_tw.png and /dev/null differ
diff --git a/series/announcement_bg.webp b/series/announcement_bg.webp
index 15be094..b73dbea 100644
Binary files a/series/announcement_bg.webp and b/series/announcement_bg.webp differ