diff --git a/documentation/content/zh-tw/books/handbook/book.adoc b/documentation/content/zh-tw/books/handbook/book.adoc
index 784efc639c..64b7e3d0ee 100644
--- a/documentation/content/zh-tw/books/handbook/book.adoc
+++ b/documentation/content/zh-tw/books/handbook/book.adoc
@@ -1,150 +1,150 @@
 ---
 title: FreeBSD 使用手冊
 authors:
   - author: FreeBSD 文件計劃
 copyright: 1995-2020 The FreeBSD Documentation Project
 trademarks: ["freebsd", "ibm", "ieee", "redhat", "3com", "adobe", "apple", "intel", "linux", "microsoft", "opengroup", "sun", "realnetworks", "oracle", "3ware", "arm", "adaptec", "google", "heidelberger", "intuit", "lsilogic", "themathworks", "thomson", "vmware", "wolframresearch", "xiph", "xfree86", "general"] 
 ---
 
 = FreeBSD 使用手冊
 :doctype: book
 :toc: macro
 :toclevels: 2
 :icons: font
 :sectnums:
 :sectnumlevels: 6
 :partnums:
 :source-highlighter: rouge
 :experimental:
 :book: true
 :pdf: false
 :images-path: books/handbook/
 
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 include::shared/authors.adoc[]
 include::shared/mirrors.adoc[]
 include::shared/releases.adoc[]
 include::shared/attributes/attributes-{{% lang %}}.adoc[]
 include::shared/{{% lang %}}/teams.adoc[]
 include::shared/{{% lang %}}/mailing-lists.adoc[]
 include::shared/{{% lang %}}/urls.adoc[]
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 ifndef::env-beastie[]
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 [.abstract-title]
 [abstract]
 摘要
 
-歡迎使用 FreeBSD！ 本使用手冊涵蓋範圍包括了 _FreeBSD 12.0-RELEASE_ 與 _FreeBSD 11.3-RELEASE_ 的安裝與平日操作的說明。 這份使用手冊是很多人的集體創作，而且仍然『持續不斷』的進行中，因此部份章節可能尚未仍未完成，如果您有興趣協助本計畫的話，請寄電子郵件至 http://lists.FreeBSD.org/mailman/listinfo/freebsd-doc[FreeBSD 文件專案郵遞論壇]。
+歡迎使用 FreeBSD！ 本使用手冊涵蓋範圍包括了 _FreeBSD {rel140-current}-RELEASE, {rel132-current}-RELEASE_ 與 _FreeBSD {rel124-current}-RELEASE_ 的安裝與平日操作的說明。 這份使用手冊是很多人的集體創作，而且仍然『持續不斷』的進行中，因此部份章節可能尚未仍未完成，如果您有興趣協助本計畫的話，請寄電子郵件至 {freebsd-doc}[FreeBSD 文件專案郵遞論壇]。
 
-在 https://www.FreeBSD.org/[FreeBSD 網站] 可以找到本手冊的最新版本，舊版文件可從 https://docs.FreeBSD.org/doc/[https://docs.FreeBSD.org/doc/] 取得。本文件也提供各種格式與不同壓縮方式的版本可自 https://download.freebsd.org/doc/[FreeBSD FTP 伺服器] 或是其中一個 <<mirrors-ftp,鏡像網站>> 下載。 列印出來的實體書面資料可在 https://www.freebsdmall.com/[FreeBSD 商城] 購買。 此外，您可在 https://www.FreeBSD.org/search/[搜尋頁面] 中搜尋本文件或其他文件的資料。
+在 https://www.FreeBSD.org/[FreeBSD 網站] 可以找到本手冊的最新版本，舊版文件可從 https://docs.FreeBSD.org/doc/[https://docs.FreeBSD.org/doc/] 取得。本文件也提供各種格式與不同壓縮方式的版本可自 https://download.freebsd.org/doc/[FreeBSD 下載伺服器] 或是其中一個 link:./mirrors#mirrors[鏡像網站] 下載。 此外，您可在 link:https://www.FreeBSD.org/search/[搜尋頁面] 中搜尋本文件或其他文件的資料。
 
 '''
 
 toc::[]
 
 :sectnums!:
 
 include::{chapters-path}preface/_index.adoc[leveloffset=+1]
 
 :sectnums:
 
 // Section one
 include::{chapters-path}parti.adoc[]
 
 include::{chapters-path}introduction/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}bsdinstall/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}basics/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}ports/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}x11/_index.adoc[leveloffset=+1]
 
 // Section two
 include::{chapters-path}partii.adoc[]
 
 include::{chapters-path}desktop/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}multimedia/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}kernelconfig/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}printing/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}linuxemu/_index.adoc[leveloffset=+1]
 
 // Section three
 include::{chapters-path}partiii.adoc[]
 
 include::{chapters-path}config/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}boot/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}security/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}jails/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}mac/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}audit/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}disks/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}geom/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}zfs/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}filesystems/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}virtualization/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}l10n/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}cutting-edge/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}dtrace/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}usb-device-mode/_index.adoc[leveloffset=+1]
 
 // Section four
 include::{chapters-path}partiv.adoc[]
 
 include::{chapters-path}serialcomms/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}ppp-and-slip/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}mail/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}network-servers/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}firewalls/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}advanced-networking/_index.adoc[leveloffset=+1]
 
 // Section five
 include::{chapters-path}partv.adoc[]
 
 :sectnums!:
 
 include::{chapters-path}mirrors/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}bibliography/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}eresources/_index.adoc[leveloffset=+1]
 
 include::{chapters-path}pgpkeys/_index.adoc[leveloffset=+1]
 
 :sectnums: