diff --git a/Telegram/Resources/icons/settings_stickers.png b/Telegram/Resources/icons/settings_stickers.png
new file mode 100644
index 0000000000..d041037b11
Binary files /dev/null and b/Telegram/Resources/icons/settings_stickers.png differ
diff --git a/Telegram/Resources/icons/settings_stickers@2x.png b/Telegram/Resources/icons/settings_stickers@2x.png
new file mode 100644
index 0000000000..bea50dd427
Binary files /dev/null and b/Telegram/Resources/icons/settings_stickers@2x.png differ
diff --git a/Telegram/Resources/icons/settings_themes.png b/Telegram/Resources/icons/settings_themes.png
new file mode 100644
index 0000000000..fd36932b56
Binary files /dev/null and b/Telegram/Resources/icons/settings_themes.png differ
diff --git a/Telegram/Resources/icons/settings_themes@2x.png b/Telegram/Resources/icons/settings_themes@2x.png
new file mode 100644
index 0000000000..b26c2cd2b2
Binary files /dev/null and b/Telegram/Resources/icons/settings_themes@2x.png differ
diff --git a/Telegram/SourceFiles/base/bytes.h b/Telegram/SourceFiles/base/bytes.h
index 09a4cc028d..4606a2d3fc 100644
--- a/Telegram/SourceFiles/base/bytes.h
+++ b/Telegram/SourceFiles/base/bytes.h
@@ -20,9 +20,15 @@ using vector = std::vector<type>;
 template <gsl::index Size>
 using array = std::array<type, Size>;
 
+inline span make_detached_span(QByteArray &container) {
+	return gsl::as_writeable_bytes(gsl::make_span(container));
+}
+
 template <
 	typename Container,
-	typename = std::enable_if_t<!std::is_const_v<Container>>>
+	typename = std::enable_if_t<
+		!std::is_const_v<Container>
+		&& !std::is_same_v<Container, QByteArray>>>
 inline span make_span(Container &container) {
 	return gsl::as_writeable_bytes(gsl::make_span(container));
 }
diff --git a/Telegram/SourceFiles/settings/settings.style b/Telegram/SourceFiles/settings/settings.style
index 75338efdb2..319550244b 100644
--- a/Telegram/SourceFiles/settings/settings.style
+++ b/Telegram/SourceFiles/settings/settings.style
@@ -53,6 +53,8 @@ settingsIconPrivacySecurity: icon {{ "settings_privacy_security", menuIconFg }};
 settingsIconLanguage: icon {{ "settings_language", menuIconFg }};
 settingsIconInterfaceScale: icon {{ "settings_interface_scale", menuIconFg }};
 settingsIconFaq: icon {{ "settings_faq", menuIconFg }};
+settingsIconStickers: icon {{ "settings_stickers", menuIconFg }};
+settingsIconThemes: icon {{ "settings_themes", menuIconFg }};
 
 settingsSetPhotoSkip: 7px;
 
@@ -64,7 +66,6 @@ settingsLink: boxLinkButton;
 settingsAdvancedNotificationsPadding: margins(22px, 20px, 10px, 10px);
 settingsLinkLabel: defaultFlatLabel;
 settingsCheckboxesSkip: 12px;
-settingsStickersEmojiPadding: 17px;
 
 settingsSendType: settingsCheckbox;
 settingsSendTypePadding: margins(22px, 5px, 10px, 5px);
@@ -153,6 +154,13 @@ settingsBioLabelPadding: margins(22px, 11px, 22px, 0px);
 
 settingsPrivacyEditLabelPadding: margins(22px, 11px, 22px, 11px);
 
+settingsChatButton: InfoProfileButton(settingsSectionButton) {
+	padding: margins(59px, 13px, 22px, 11px);
+}
+settingsChatIconLeft: 19px;
+
+settingsThemesTopSkip: 10px;
+settingsThemesBottomSkip: 8px;
 settingsTheme: Checkbox(defaultCheckbox) {
 	textFg: windowSubTextFg;
 	textFgActive: windowActiveTextFg;
@@ -160,7 +168,7 @@ settingsTheme: Checkbox(defaultCheckbox) {
 	width: 80px;
 	margin: margins(0px, 0px, 0px, 0px);
 
-	textPosition: point(0px, 88px);
+	textPosition: point(0px, 86px);
 	checkPosition: point(0px, 0px);
 
 	style: defaultTextStyle;
diff --git a/Telegram/SourceFiles/settings/settings_chat.cpp b/Telegram/SourceFiles/settings/settings_chat.cpp
index 0ceee59954..471dd43360 100644
--- a/Telegram/SourceFiles/settings/settings_chat.cpp
+++ b/Telegram/SourceFiles/settings/settings_chat.cpp
@@ -416,7 +416,8 @@ QString DownloadPathText() {
 }
 
 void SetupStickersEmoji(not_null<Ui::VerticalLayout*> container) {
-	AddSkip(container, st::settingsStickersEmojiPadding);
+	AddDivider(container);
+	AddSkip(container);
 
 	AddSubsectionTitle(container, lng_settings_stickers_emoji);
 
@@ -472,7 +473,9 @@ void SetupStickersEmoji(not_null<Ui::VerticalLayout*> container) {
 	AddButton(
 		container,
 		lng_stickers_you_have,
-		st::settingsButton
+		st::settingsChatButton,
+		&st::settingsIconStickers,
+		st::settingsChatIconLeft
 	)->addClickHandler([] {
 		Ui::show(Box<StickersBox>(StickersBox::Section::Installed));
 	});
@@ -910,19 +913,22 @@ void SetupDefaultThemes(not_null<Ui::VerticalLayout*> container) {
 }
 
 void SetupThemeOptions(not_null<Ui::VerticalLayout*> container) {
-	AddDivider(container);
-	AddSkip(container);
+	AddSkip(container, st::settingsPrivacySkip);
 
 	AddSubsectionTitle(container, lng_settings_themes);
 
+	AddSkip(container, st::settingsThemesTopSkip);
 	SetupDefaultThemes(container);
+	AddSkip(container, st::settingsThemesBottomSkip);
 
 	AddButton(
 		container,
 		lng_settings_bg_edit_theme,
-		st::settingsButton
+		st::settingsChatButton,
+		&st::settingsIconThemes,
+		st::settingsChatIconLeft
 	)->addClickHandler(App::LambdaDelayed(
-		st::settingsButton.ripple.hideDuration,
+		st::settingsChatButton.ripple.hideDuration,
 		container,
 		[] { Window::Theme::Editor::Start(); }));
 
@@ -940,10 +946,10 @@ Chat::Chat(QWidget *parent, not_null<UserData*> self)
 void Chat::setupContent() {
 	const auto content = Ui::CreateChild<Ui::VerticalLayout>(this);
 
+	SetupThemeOptions(content);
+	SetupChatBackground(content);
 	SetupStickersEmoji(content);
 	SetupMessages(content);
-	SetupChatBackground(content);
-	SetupThemeOptions(content);
 
 	Ui::ResizeFitChild(this, content);
 }
diff --git a/Telegram/SourceFiles/settings/settings_common.cpp b/Telegram/SourceFiles/settings/settings_common.cpp
index bc7b5530ad..1397ef53a3 100644
--- a/Telegram/SourceFiles/settings/settings_common.cpp
+++ b/Telegram/SourceFiles/settings/settings_common.cpp
@@ -77,15 +77,17 @@ not_null<Button*> AddButton(
 		not_null<Ui::VerticalLayout*> container,
 		LangKey text,
 		const style::InfoProfileButton &st,
-		const style::icon *leftIcon) {
-	return AddButton(container, Lang::Viewer(text), st, leftIcon);
+		const style::icon *leftIcon,
+		int iconLeft) {
+	return AddButton(container, Lang::Viewer(text), st, leftIcon, iconLeft);
 }
 
 not_null<Button*> AddButton(
 		not_null<Ui::VerticalLayout*> container,
 		rpl::producer<QString> text,
 		const style::InfoProfileButton &st,
-		const style::icon *leftIcon) {
+		const style::icon *leftIcon,
+		int iconLeft) {
 	const auto result = container->add(object_ptr<Button>(
 		container,
 		std::move(text),
@@ -97,7 +99,7 @@ not_null<Button*> AddButton(
 		result->sizeValue(
 		) | rpl::start_with_next([=](QSize size) {
 			icon->moveToLeft(
-				st::settingsSectionIconLeft,
+				iconLeft ? iconLeft : st::settingsSectionIconLeft,
 				(size.height() - icon->height()) / 2,
 				size.width());
 		}, icon->lifetime());
@@ -150,8 +152,9 @@ not_null<Button*> AddButtonWithLabel(
 		LangKey text,
 		rpl::producer<QString> label,
 		const style::InfoProfileButton &st,
-		const style::icon *leftIcon) {
-	const auto button = AddButton(container, text, st, leftIcon);
+		const style::icon *leftIcon,
+		int iconLeft) {
+	const auto button = AddButton(container, text, st, leftIcon, iconLeft);
 	CreateRightLabel(button, std::move(label), st, text);
 	return button;
 }
diff --git a/Telegram/SourceFiles/settings/settings_common.h b/Telegram/SourceFiles/settings/settings_common.h
index e8d66d88b9..28ad856d3e 100644
--- a/Telegram/SourceFiles/settings/settings_common.h
+++ b/Telegram/SourceFiles/settings/settings_common.h
@@ -74,18 +74,21 @@ not_null<Button*> AddButton(
 	not_null<Ui::VerticalLayout*> container,
 	LangKey text,
 	const style::InfoProfileButton &st,
-	const style::icon *leftIcon = nullptr);
+	const style::icon *leftIcon = nullptr,
+	int iconLeft = 0);
 not_null<Button*> AddButton(
 	not_null<Ui::VerticalLayout*> container,
 	rpl::producer<QString> text,
 	const style::InfoProfileButton &st,
-	const style::icon *leftIcon = nullptr);
+	const style::icon *leftIcon = nullptr,
+	int iconLeft = 0);
 not_null<Button*> AddButtonWithLabel(
 	not_null<Ui::VerticalLayout*> container,
 	LangKey text,
 	rpl::producer<QString> label,
 	const style::InfoProfileButton &st,
-	const style::icon *leftIcon = nullptr);
+	const style::icon *leftIcon = nullptr,
+	int iconLeft = 0);
 void CreateRightLabel(
 	not_null<Button*> button,
 	rpl::producer<QString> label,
diff --git a/Telegram/SourceFiles/storage/cache/storage_cache_database_object.cpp b/Telegram/SourceFiles/storage/cache/storage_cache_database_object.cpp
index 9bc0c7b611..373c742b0a 100644
--- a/Telegram/SourceFiles/storage/cache/storage_cache_database_object.cpp
+++ b/Telegram/SourceFiles/storage/cache/storage_cache_database_object.cpp
@@ -797,7 +797,7 @@ void DatabaseObject::put(
 
 	case File::Result::Success: {
 		const auto success = data.writeWithPadding(
-			bytes::make_span(value.bytes));
+			bytes::make_detached_span(value.bytes));
 		if (!success) {
 			data.close();
 			remove(key, nullptr);
@@ -964,7 +964,7 @@ QByteArray DatabaseObject::readValueData(PlaceId place, size_type size) const {
 	case File::Result::WrongKey: return QByteArray();
 	case File::Result::Success: {
 		auto result = QByteArray(size, Qt::Uninitialized);
-		const auto bytes = bytes::make_span(result);
+		const auto bytes = bytes::make_detached_span(result);
 		const auto read = data.readWithPadding(bytes);
 		if (read != size) {
 			return QByteArray();
diff --git a/Telegram/SourceFiles/storage/file_download.cpp b/Telegram/SourceFiles/storage/file_download.cpp
index 477513574e..ac6dc4548a 100644
--- a/Telegram/SourceFiles/storage/file_download.cpp
+++ b/Telegram/SourceFiles/storage/file_download.cpp
@@ -783,7 +783,7 @@ void mtpFileLoader::cdnPartLoaded(const MTPupload_CdnFile &result, mtpRequestId
 	state.ivec[12] = static_cast<uchar>((counterOffset >> 24) & 0xFF);
 
 	auto decryptInPlace = result.c_upload_cdnFile().vbytes.v;
-	auto buffer = bytes::make_span(decryptInPlace);
+	auto buffer = bytes::make_detached_span(decryptInPlace);
 	MTP::aesCtrEncrypt(buffer, key.data(), &state);
 
 	switch (checkCdnFileHash(offset, buffer)) {
@@ -910,17 +910,7 @@ bool mtpFileLoader::feedPart(int offset, bytes::const_span buffer) {
 				return false;
 			}
 		} else {
-			if (offset > 100 * 1024 * 1024) {
-				// Debugging weird out of memory crashes.
-				auto info = QString("offset: %1, size: %2, cancelled: %3, finished: %4, filename: '%5', tocache: %6, fromcloud: %7, data: %8, fullsize: %9").arg(offset).arg(buffer.size()).arg(Logs::b(_cancelled)).arg(Logs::b(_finished)).arg(_filename).arg(int(_toCache)).arg(int(_fromCloud)).arg(_data.size()).arg(_size);
-				info += QString(", locationtype: %1, inqueue: %2, localstatus: %3").arg(int(_locationType)).arg(Logs::b(_inQueue)).arg(int(_localStatus));
-				CrashReports::SetAnnotation("DebugInfo", info);
-			}
 			_data.reserve(offset + buffer.size());
-			if (offset > 100 * 1024 * 1024) {
-				CrashReports::ClearAnnotation("DebugInfo");
-			}
-
 			if (offset > _data.size()) {
 				_skippedBytes += offset - _data.size();
 				_data.resize(offset);
@@ -932,7 +922,9 @@ bool mtpFileLoader::feedPart(int offset, bytes::const_span buffer) {
 				if (int64(offset + buffer.size()) > _data.size()) {
 					_data.resize(offset + buffer.size());
 				}
-				auto dst = bytes::make_span(_data).subspan(offset, buffer.size());
+				const auto dst = bytes::make_detached_span(_data).subspan(
+					offset,
+					buffer.size());
 				bytes::copy(dst, buffer);
 			}
 		}