diff --git a/my_gnome_config.md b/my_gnome_config.md
index 797e11f..06ec0cc 100644
--- a/my_gnome_config.md
+++ b/my_gnome_config.md
@@ -16,7 +16,9 @@ background: fedora 33 (最开始入坑fedora时自带的, 感觉特别好看)
 sudo dnf install f33-backgrounds-gnome
 ```
 
-terminal: Solarized
+gnome-terminal: Solarized
+
+login manager: lightdm
 
 extensions:
 - user theme
diff --git a/org/wayland.org b/org/wayland.org
index 5e9b9aa..2550d3b 100644
--- a/org/wayland.org
+++ b/org/wayland.org
@@ -1,6 +1,23 @@
 #+TITLE: Something About Wayland(swaywm)
+#+OPTIONS: toc:nil
+
+* Solution
+** gnome-screenshot
+grim
+** iBus
+emacs pyim
+** Emacs transparent
+probably wayfire?
+** Authorization required, but no authorization protocol specified
+=sudo -E=
+** cannot start sway on lightdm
+in =/etc/lightdm/lightdm.conf= uncomment =sessions-directory= line
+** TODO obs
 
 * Ref
 ** [[https://coda.world/sway-explore-and-giveup][Sway: 从尝试到放弃]]
 ** [[https://shinta.ro/posts/migration-from-xorg-to-wayland/][从 Xorg 迁移到 Wayland]]
 ** [[https://www.reddit.com/r/swaywm/comments/djkj5m/ibus_on_swaywm/][reddit: ibus on swaywm]]
+** [[https://github.com/emersion/xdg-desktop-portal-wlr/wiki/Screencast-Compatibility#obs][xdg-desktop-portal wiki: obs]]
+** [[https://www.reddit.com/r/swaywm/comments/jdoo8m/how_do_i_find_out_the_names_of_certain_keys/][prtsc is Print]]
+=xev= is helpful
diff --git a/org_html/wayland.html b/org_html/wayland.html
index 612d218..eca6a87 100644
--- a/org_html/wayland.html
+++ b/org_html/wayland.html
@@ -3,7 +3,7 @@
 "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
 <html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en">
 <head>
-<!-- 2022-08-07 日 21:50 -->
+<!-- 2022-08-09 二 18:14 -->
 <meta http-equiv="Content-Type" content="text/html;charset=utf-8" />
 <meta name="viewport" content="width=device-width, initial-scale=1" />
 <title>Something About Wayland(swaywm)</title>
@@ -198,39 +198,85 @@
 <body>
 <div id="content" class="content">
 <h1 class="title">Something About Wayland(swaywm)</h1>
-<div id="table-of-contents" role="doc-toc">
-<h2>Table of Contents</h2>
-<div id="text-table-of-contents" role="doc-toc">
-<ul>
-<li><a href="#org386367a">1. Ref</a>
-<ul>
-<li><a href="#org292706c">1.1. Sway: 从尝试到放弃</a></li>
-<li><a href="#org8ecf15b">1.2. 从 Xorg 迁移到 Wayland</a></li>
-<li><a href="#orgc8ad043">1.3. reddit: ibus on swaywm</a></li>
-</ul>
-</li>
-</ul>
+
+<div id="outline-container-org29a9c10" class="outline-2">
+<h2 id="org29a9c10"><span class="section-number-2">1.</span> Solution</h2>
+<div class="outline-text-2" id="text-1">
+</div>
+<div id="outline-container-orgf61c554" class="outline-3">
+<h3 id="orgf61c554"><span class="section-number-3">1.1.</span> gnome-screenshot</h3>
+<div class="outline-text-3" id="text-1-1">
+<p>
+grim
+</p>
+</div>
+</div>
+<div id="outline-container-org5542f7d" class="outline-3">
+<h3 id="org5542f7d"><span class="section-number-3">1.2.</span> iBus</h3>
+<div class="outline-text-3" id="text-1-2">
+<p>
+emacs pyim
+</p>
+</div>
+</div>
+<div id="outline-container-org867fc4e" class="outline-3">
+<h3 id="org867fc4e"><span class="section-number-3">1.3.</span> Emacs transparent</h3>
+<div class="outline-text-3" id="text-1-3">
+<p>
+probably wayfire?
+</p>
+</div>
+</div>
+<div id="outline-container-orgfbab31e" class="outline-3">
+<h3 id="orgfbab31e"><span class="section-number-3">1.4.</span> Authorization required, but no authorization protocol specified</h3>
+<div class="outline-text-3" id="text-1-4">
+<p>
+<code>sudo -E</code>
+</p>
+</div>
+</div>
+<div id="outline-container-orgee0fe55" class="outline-3">
+<h3 id="orgee0fe55"><span class="section-number-3">1.5.</span> cannot start sway on lightdm</h3>
+<div class="outline-text-3" id="text-1-5">
+<p>
+in <code>/etc/lightdm/lightdm.conf</code> uncomment <code>sessions-directory</code> line
+</p>
+</div>
+</div>
+<div id="outline-container-orga96296e" class="outline-3">
+<h3 id="orga96296e"><span class="section-number-3">1.6.</span> <span class="todo TODO">TODO</span> obs</h3>
 </div>
 </div>
 
 <div id="outline-container-org386367a" class="outline-2">
-<h2 id="org386367a"><span class="section-number-2">1.</span> Ref</h2>
-<div class="outline-text-2" id="text-1">
+<h2 id="org386367a"><span class="section-number-2">2.</span> Ref</h2>
+<div class="outline-text-2" id="text-2">
 </div>
 <div id="outline-container-org292706c" class="outline-3">
-<h3 id="org292706c"><span class="section-number-3">1.1.</span> <a href="https://coda.world/sway-explore-and-giveup">Sway: 从尝试到放弃</a></h3>
+<h3 id="org292706c"><span class="section-number-3">2.1.</span> <a href="https://coda.world/sway-explore-and-giveup">Sway: 从尝试到放弃</a></h3>
 </div>
 <div id="outline-container-org8ecf15b" class="outline-3">
-<h3 id="org8ecf15b"><span class="section-number-3">1.2.</span> <a href="https://shinta.ro/posts/migration-from-xorg-to-wayland/">从 Xorg 迁移到 Wayland</a></h3>
+<h3 id="org8ecf15b"><span class="section-number-3">2.2.</span> <a href="https://shinta.ro/posts/migration-from-xorg-to-wayland/">从 Xorg 迁移到 Wayland</a></h3>
 </div>
 <div id="outline-container-orgc8ad043" class="outline-3">
-<h3 id="orgc8ad043"><span class="section-number-3">1.3.</span> <a href="https://www.reddit.com/r/swaywm/comments/djkj5m/ibus_on_swaywm/">reddit: ibus on swaywm</a></h3>
+<h3 id="orgc8ad043"><span class="section-number-3">2.3.</span> <a href="https://www.reddit.com/r/swaywm/comments/djkj5m/ibus_on_swaywm/">reddit: ibus on swaywm</a></h3>
+</div>
+<div id="outline-container-org1e32234" class="outline-3">
+<h3 id="org1e32234"><span class="section-number-3">2.4.</span> <a href="https://github.com/emersion/xdg-desktop-portal-wlr/wiki/Screencast-Compatibility#obs">xdg-desktop-portal wiki: obs</a></h3>
+</div>
+<div id="outline-container-org9ad7308" class="outline-3">
+<h3 id="org9ad7308"><span class="section-number-3">2.5.</span> <a href="https://www.reddit.com/r/swaywm/comments/jdoo8m/how_do_i_find_out_the_names_of_certain_keys/">prtsc is Print</a></h3>
+<div class="outline-text-3" id="text-2-5">
+<p>
+<code>xev</code> is helpful
+</p>
+</div>
 </div>
 </div>
 </div>
 <div id="postamble" class="status">
 <p class="author">Author: dongdigua</p>
-<p class="date">Created: 2022-08-07 日 21:50</p>
+<p class="date">Created: 2022-08-09 二 18:14</p>
 </div>
 </body>
 </html>
