diff --git a/README.md b/README.md
index 6a26d576..b94b7f77 100644
--- a/README.md
+++ b/README.md
@@ -213,8 +213,8 @@ The following additional language support options are available:
   `install.py`.
 - Go support: install [Go][go-install] and add `--go-completer` when calling
   `install.py`.
-- JavaScript and TypeScript support: install [Node.js and npm][npm-install] then
-  install the TypeScript SDK with `npm install -g typescript`.
+- JavaScript and TypeScript support: install [Node.js and npm][npm-install] and
+  add `--ts-completer` when calling `install.py`.
 - Rust support: install [Rust][rust-install] and add
   `--rust-completer` when calling `install.py`.
 - Java support: install [JDK8 (version 8 required)][jdk-install] and add
@@ -286,8 +286,8 @@ The following additional language support options are available:
   when calling `install.py`.
 - Go support: install [Go][go-install] and add `--go-completer` when calling
   `install.py`.
-- JavaScript and TypeScript support: install [Node.js and npm][npm-install] then
-  install the TypeScript SDK with `npm install -g typescript`.
+- JavaScript and TypeScript support: install [Node.js and npm][npm-install] and
+  add `--ts-completer` when calling `install.py`.
 - Rust support: install [Rust][rust-install] and add `--rust-completer` when
   calling `install.py`.
 - Java support: install [JDK8 (version 8 required)][jdk-install] and add
@@ -377,8 +377,8 @@ The following additional language support options are available:
   Be sure that [the build utility `msbuild` is in your PATH][add-msbuild-to-path].
 - Go support: install [Go][go-install] and add `--go-completer` when calling
   `install.py`.
-- JavaScript and TypeScript support: install [Node.js and npm][npm-install] then
-  install the TypeScript SDK with `npm install -g typescript`.
+- JavaScript and TypeScript support: install [Node.js and npm][npm-install] and
+  add `--ts-completer` when calling `install.py`.
 - Rust support: install [Rust][rust-install] and add `--rust-completer` when
   calling `install.py`.
 - Java support: install [JDK8 (version 8 required)][jdk-install] and add
@@ -449,8 +449,8 @@ The following additional language support options are available:
   `./install.py`.
 - Go support: install [Go][go-install] and add `--go-completer` when calling
   `./install.py`.
-- JavaScript and TypeScript support: install [Node.js and npm][npm-install] then
-  install the TypeScript SDK with `npm install -g typescript`.
+- JavaScript and TypeScript support: install [Node.js and npm][npm-install] and
+  add `--ts-completer` when calling `install.py`.
 - Rust support: install [Rust][rust-install] and add `--rust-completer` when
   calling `./install.py`.
 - Java support: install [JDK8 (version 8 required)][jdk-install] and add
@@ -659,9 +659,9 @@ process.
     - Go support: install [Go][go-install] and add it to your path. Navigate to
       `YouCompleteMe/third_party/ycmd/third_party/gocode` and run `go build`.
 
-    - JavaScript and TypeScript support: as with the quick installation, simply
-      `npm install -g typescript` after successfully installing [Node.js and
-      npm][npm-install].
+    - JavaScript and TypeScript support: install [Node.js and npm][npm-install],
+      navigate to `YouCompleteMe/third_party/ycmd` and run
+      `npm install -g --prefix third_party/tsserver typescript`.
 
     - Rust support: install [Rust][rust-install]. Navigate to
       `YouCompleteMe/third_party/ycmd/third_party/racerd` and run `cargo build
@@ -1290,11 +1290,10 @@ installation. Further instructions on how to setup YCM with [Tern][] are
 available on [the wiki][tern-instructions].
 
 All JavaScript and TypeScript features are provided by the [TSServer][] engine,
-which is included in the TypeScript SDK. To get the SDK, install [Node.js and
-npm][npm-install] and run the command:
-```
-npm install -g typescript
-```
+which is included in the TypeScript SDK. To enable these features, install
+[Node.js and npm][npm-install] and call the `install.py` script with the
+`--ts-completer` flag.
+
 [TSServer][] relies on [the `jsconfig.json` file][jsconfig.json] for JavaScript
 and [the `tsconfig.json` file][tsconfig.json] for TypeScript to analyze your
 project. Ensure the file exists at the root of your project.
@@ -1309,11 +1308,6 @@ To get diagnostics in JavaScript, set the `checkJs` option to `true` in your
 }
 ```
 
-TypeScript 2.8.1 or later is recommended. Some features will be missing on older
-versions. You can check which version you are currently using by looking at the
-output of [`:YcmDebugInfo` ](#the-ycmdebuginfo-command). If the version is
-`None`, your TypeScript is too old and should be updated.
-
 ### Semantic Completion for Other Languages
 
 C-family, C#, Go, Java, Python, Rust, and JavaScript/TypeScript languages are
diff --git a/doc/youcompleteme.txt b/doc/youcompleteme.txt
index 18d800e5..bfe61b4c 100644
--- a/doc/youcompleteme.txt
+++ b/doc/youcompleteme.txt
@@ -410,8 +410,8 @@ The following additional language support options are available:
 - Go support: install Go [28] and add '--go-completer' when calling
   'install.py'.
 
-- JavaScript and TypeScript support: install Node.js and npm [29] then
-  install the TypeScript SDK with 'npm install -g typescript'.
+- JavaScript and TypeScript support: install Node.js and npm [29] and add
+  '--ts-completer' when calling 'install.py'.
 
 - Rust support: install Rust [30] and add '--rust-completer' when calling
   'install.py'.
@@ -488,8 +488,8 @@ The following additional language support options are available:
 - Go support: install Go [28] and add '--go-completer' when calling
   'install.py'.
 
-- JavaScript and TypeScript support: install Node.js and npm [29] then
-  install the TypeScript SDK with 'npm install -g typescript'.
+- JavaScript and TypeScript support: install Node.js and npm [29] and add
+  '--ts-completer' when calling 'install.py'.
 
 - Rust support: install Rust [30] and add '--rust-completer' when calling
   'install.py'.
@@ -585,8 +585,8 @@ The following additional language support options are available:
 - Go support: install Go [28] and add '--go-completer' when calling
   'install.py'.
 
-- JavaScript and TypeScript support: install Node.js and npm [29] then
-  install the TypeScript SDK with 'npm install -g typescript'.
+- JavaScript and TypeScript support: install Node.js and npm [29] and add
+  '--ts-completer' when calling 'install.py'.
 
 - Rust support: install Rust [30] and add '--rust-completer' when calling
   'install.py'.
@@ -661,8 +661,8 @@ The following additional language support options are available:
 - Go support: install Go [28] and add '--go-completer' when calling
   './install.py'.
 
-- JavaScript and TypeScript support: install Node.js and npm [29] then
-  install the TypeScript SDK with 'npm install -g typescript'.
+- JavaScript and TypeScript support: install Node.js and npm [29] and add
+  '--ts-completer' when calling 'install.py'.
 
 - Rust support: install Rust [30] and add '--rust-completer' when calling
   './install.py'.
@@ -878,9 +878,9 @@ will notify you to recompile it. You should then rerun the install process.
      'YouCompleteMe/third_party/ycmd/third_party/gocode' and run 'go
      build'.
 
-   - JavaScript and TypeScript support: as with the quick installation,
-     simply 'npm install -g typescript' after successfully installing
-     Node.js and npm [29].
+   - JavaScript and TypeScript support: install Node.js and npm [29],
+     navigate to 'YouCompleteMe/third_party/ycmd' and run 'npm install -g
+     --prefix third_party/tsserver typescript'.
 
    - Rust support: install Rust [30]. Navigate to
      'YouCompleteMe/third_party/ycmd/third_party/racerd' and run 'cargo
@@ -1514,11 +1514,10 @@ installation. Further instructions on how to setup YCM with Tern [63] are
 available on the wiki [64].
 
 All JavaScript and TypeScript features are provided by the TSServer [16]
-engine, which is included in the TypeScript SDK. To get the SDK, install
-Node.js and npm [29] and run the command:
->
-  npm install -g typescript
-<
+engine, which is included in the TypeScript SDK. To enable these features,
+install Node.js and npm [29] and call the 'install.py' script with the '--ts-
+completer' flag.
+
 TSServer [16] relies on the 'jsconfig.json' file [65] for JavaScript and the
 'tsconfig.json' file [66] for TypeScript to analyze your project. Ensure the
 file exists at the root of your project.
@@ -1532,11 +1531,6 @@ To get diagnostics in JavaScript, set the 'checkJs' option to 'true' in your
       }
   }
 <
-TypeScript 2.8.1 or later is recommended. Some features will be missing on
-older versions. You can check which version you are currently using by looking
-at the output of |:YcmDebugInfo|. If the version is 'None', your TypeScript is
-too old and should be updated.
-
 -------------------------------------------------------------------------------
                         *youcompleteme-semantic-completion-for-other-languages*
 Semantic Completion for Other Languages ~