diff --git a/ios/Podfile.lock b/ios/Podfile.lock
index c462d49f6ec7ad..f07fb7399c2d15 100644
--- a/ios/Podfile.lock
+++ b/ios/Podfile.lock
@@ -1425,7 +1425,7 @@ PODS:
     - ABI49_0_0ExpoModulesCore
   - ABI49_0_0EXPermissions (14.2.0):
     - ABI49_0_0ExpoModulesCore
-  - ABI49_0_0Expo (49.0.0-alpha.9):
+  - ABI49_0_0Expo (49.0.0-alpha.10):
     - ABI49_0_0ExpoModulesCore
   - ABI49_0_0ExpoAppleAuthentication (6.1.0):
     - ABI49_0_0ExpoModulesCore
@@ -1611,7 +1611,7 @@ PODS:
     - ABI49_0_0EXUpdates
   - ABI49_0_0ExpoNetwork (5.4.0):
     - ABI49_0_0ExpoModulesCore
-  - ABI49_0_0ExpoPrint (12.4.0):
+  - ABI49_0_0ExpoPrint (12.4.1):
     - ABI49_0_0ExpoModulesCore
   - ABI49_0_0ExpoRandom (13.2.0):
     - ABI49_0_0ExpoModulesCore
@@ -4784,7 +4784,7 @@ SPEC CHECKSUMS:
   ABI49_0_0EXMediaLibrary: 0e0e244712394523c90e1bda78127d8c76814434
   ABI49_0_0EXNotifications: b8a6fdc20a5c93452177fb980d07d8c1ca73138c
   ABI49_0_0EXPermissions: f43bc5235e58a3bc698d3fadd6aa1ecb27020b05
-  ABI49_0_0Expo: b71ccedd80113fe654059abb8a0cf99a2646c7a8
+  ABI49_0_0Expo: 110e062a5a397647d2f71eaa3e438d82ce636bec
   ABI49_0_0ExpoAppleAuthentication: af85867e111a296a561ddf9d3f659728ee8675d0
   ABI49_0_0ExpoBattery: 9417f9897691a8af49a93047d99b27c2c6c13528
   ABI49_0_0ExpoBlur: 9293857092c742630ef6dadbbd6378c0965cb317
@@ -4810,7 +4810,7 @@ SPEC CHECKSUMS:
   ABI49_0_0ExpoModulesCore: 4f3ca2d3439d9c6293a036f0f731d858a3c100bf
   ABI49_0_0ExpoModulesProvider: 6d5f656e0e7f821ae6aae15fd02290c88c45feab
   ABI49_0_0ExpoNetwork: 028f02f5d15379f89e529b37982559e445f86ab9
-  ABI49_0_0ExpoPrint: 33aeee5e8b7464c77657b2c59218c9ea9542554c
+  ABI49_0_0ExpoPrint: 8065c3f088efcad86befd6ead6c2bc8adb425f24
   ABI49_0_0ExpoRandom: 83829ccecffd4afbdd4f711e053639e2109df0b6
   ABI49_0_0ExpoScreenOrientation: 246531771c12e546098bfbac9fb44b0efc174830
   ABI49_0_0ExpoSecureStore: 05b26374e173878efda9267822d64825c80f652e
diff --git a/ios/versioned/sdk49/Expo/ABI49_0_0Expo.podspec.json b/ios/versioned/sdk49/Expo/ABI49_0_0Expo.podspec.json
index 565caededde70e..b64ee407056906 100644
--- a/ios/versioned/sdk49/Expo/ABI49_0_0Expo.podspec.json
+++ b/ios/versioned/sdk49/Expo/ABI49_0_0Expo.podspec.json
@@ -1,6 +1,6 @@
 {
   "name": "ABI49_0_0Expo",
-  "version": "49.0.0-alpha.9",
+  "version": "49.0.0-alpha.10",
   "summary": "The Expo SDK",
   "description": "The Expo SDK",
   "license": "MIT",
diff --git a/ios/versioned/sdk49/ExpoPrint/ABI49_0_0ExpoPrint.podspec.json b/ios/versioned/sdk49/ExpoPrint/ABI49_0_0ExpoPrint.podspec.json
index dedd5712c08070..20b4b3f7c3845f 100644
--- a/ios/versioned/sdk49/ExpoPrint/ABI49_0_0ExpoPrint.podspec.json
+++ b/ios/versioned/sdk49/ExpoPrint/ABI49_0_0ExpoPrint.podspec.json
@@ -1,6 +1,6 @@
 {
   "name": "ABI49_0_0ExpoPrint",
-  "version": "12.4.0",
+  "version": "12.4.1",
   "summary": "Provides an API for iOS (AirPrint) and Android printing functionality.",
   "description": "Provides an API for iOS (AirPrint) and Android printing functionality.",
   "license": "MIT",
diff --git a/ios/versioned/sdk49/ExpoPrint/ExpoPrintModule.swift b/ios/versioned/sdk49/ExpoPrint/ExpoPrintModule.swift
index af92fa45b892ad..99269b403a4eb4 100644
--- a/ios/versioned/sdk49/ExpoPrint/ExpoPrintModule.swift
+++ b/ios/versioned/sdk49/ExpoPrint/ExpoPrintModule.swift
@@ -21,6 +21,15 @@ public class ExpoPrintModule: Module {
   public func definition() -> ModuleDefinition {
     Name("ExpoPrint")
 
+    Constants {
+      [
+        "Orientation": [
+          "portrait": PrintOrientation.portrait.rawValue,
+          "landscape": PrintOrientation.landscape.rawValue
+        ]
+      ]
+    }
+
     AsyncFunction("print") { (options: PrintOptions, promise: Promise) in
       printWithPrinter.startPrint(options: options, promise: promise)
     }
diff --git a/ios/versioned/sdk49/ExpoPrint/PrintOptions.swift b/ios/versioned/sdk49/ExpoPrint/PrintOptions.swift
index 5943b338ddd8f8..6fae285bdee8a4 100644
--- a/ios/versioned/sdk49/ExpoPrint/PrintOptions.swift
+++ b/ios/versioned/sdk49/ExpoPrint/PrintOptions.swift
@@ -1,5 +1,10 @@
 import ABI49_0_0ExpoModulesCore
 
+enum PrintOrientation: String {
+  case portrait
+  case landscape
+}
+
 internal struct PrintOptions: Record {
   @Field
   var html: String?
@@ -35,8 +40,6 @@ internal struct PrintOptions: Record {
   var markupFormatterIOS: String?
 
   let kLetterPaperSize = CGSize(width: 612, height: 792)
-  let kExpoPrintOrientationLandscape = "landscape"
-  let kExpoPrintOrientationPortrait = "portrait"
 
   func toPageSize() -> CGSize {
     // defaults to pixel size for A4 paper format with 72 PPI
@@ -81,6 +84,6 @@ internal struct PrintOptions: Record {
   }
 
   func toUIPrintInfoOrientation() -> UIPrintInfo.Orientation {
-    orientation == kExpoPrintOrientationLandscape ? UIPrintInfo.Orientation.landscape : UIPrintInfo.Orientation.portrait
+    orientation == PrintOrientation.landscape.rawValue ? UIPrintInfo.Orientation.landscape : UIPrintInfo.Orientation.portrait
   }
 }
diff --git a/packages/expo-print/CHANGELOG.md b/packages/expo-print/CHANGELOG.md
index ae2d0de1017652..64b4956b2cb86f 100644
--- a/packages/expo-print/CHANGELOG.md
+++ b/packages/expo-print/CHANGELOG.md
@@ -8,6 +8,8 @@
 
 ### 🐛 Bug fixes
 
+- Fixed missing constants on iOS, restricted possibility of starting multiple print jobs at once, which would lead to crashes. ([#23128](https://github.com/expo/expo/pull/23128) by [@behenate](https://github.com/behenate))
+
 ### 💡 Others
 
 ## 12.4.1 — 2023-06-27
diff --git a/packages/expo-print/build/Print.d.ts.map b/packages/expo-print/build/Print.d.ts.map
index d00eb6ac729c59..8b5e2368617d49 100644
--- a/packages/expo-print/build/Print.d.ts.map
+++ b/packages/expo-print/build/Print.d.ts.map
@@ -1 +1 @@
-{"version":3,"file":"Print.d.ts","sourceRoot":"","sources":["../src/Print.ts"],"names":[],"mappings":"AAIA,OAAO,EACL,gBAAgB,EAChB,eAAe,EACf,eAAe,EACf,YAAY,EACZ,OAAO,EACR,MAAM,eAAe,CAAC;AAEvB,OAAO,EAAE,gBAAgB,EAAE,eAAe,EAAE,eAAe,EAAE,YAAY,EAAE,OAAO,EAAE,CAAC;AAGrF;;GAEG;AACH,eAAO,MAAM,WAAW,EAAE,eAA2C,CAAC;AAGtE;;;;;;;;;;;;GAYG;AACH,wBAAsB,UAAU,CAAC,OAAO,EAAE,YAAY,GAAG,OAAO,CAAC,IAAI,CAAC,CAcrE;AAGD;;;;GAIG;AACH,wBAAsB,kBAAkB,IAAI,OAAO,CAAC,OAAO,CAAC,CAM3D;AAGD;;;;GAIG;AACH,wBAAsB,gBAAgB,CAAC,OAAO,GAAE,gBAAqB,GAAG,OAAO,CAAC,eAAe,CAAC,CAE/F"}
\ No newline at end of file
+{"version":3,"file":"Print.d.ts","sourceRoot":"","sources":["../src/Print.ts"],"names":[],"mappings":"AAIA,OAAO,EACL,gBAAgB,EAChB,eAAe,EACf,eAAe,EACf,YAAY,EACZ,OAAO,EACR,MAAM,eAAe,CAAC;AAEvB,OAAO,EAAE,gBAAgB,EAAE,eAAe,EAAE,eAAe,EAAE,YAAY,EAAE,OAAO,EAAE,CAAC;AAIrF;;GAEG;AACH,eAAO,MAAM,WAAW,EAAE,eAA2C,CAAC;AAGtE;;;;;;;;;;;;GAYG;AACH,wBAAsB,UAAU,CAAC,OAAO,EAAE,YAAY,GAAG,OAAO,CAAC,IAAI,CAAC,CAuBrE;AAGD;;;;GAIG;AACH,wBAAsB,kBAAkB,IAAI,OAAO,CAAC,OAAO,CAAC,CAM3D;AAGD;;;;GAIG;AACH,wBAAsB,gBAAgB,CAAC,OAAO,GAAE,gBAAqB,GAAG,OAAO,CAAC,eAAe,CAAC,CAE/F"}
\ No newline at end of file
diff --git a/packages/expo-print/build/Print.js b/packages/expo-print/build/Print.js
index 44cc9064a75d3a..652c8d588e0ba1 100644
--- a/packages/expo-print/build/Print.js
+++ b/packages/expo-print/build/Print.js
@@ -1,6 +1,7 @@
 import { UnavailabilityError } from 'expo-modules-core';
 import { Platform } from 'react-native';
 import ExponentPrint from './ExponentPrint';
+let isPrinting = false;
 // @needsAudit @docsMissing
 /**
  * The orientation of the printed content.
@@ -33,7 +34,16 @@ export async function printAsync(options) {
     if (options.markupFormatterIOS !== undefined) {
         console.warn('The markupFormatterIOS option is deprecated. Use useMarkupFormatter instead.');
     }
-    return await ExponentPrint.print(options);
+    if (isPrinting) {
+        throw new Error('Another print request is already in progress');
+    }
+    isPrinting = true;
+    try {
+        return await ExponentPrint.print(options);
+    }
+    finally {
+        isPrinting = false;
+    }
 }
 // @needsAudit
 /**
diff --git a/packages/expo-print/build/Print.js.map b/packages/expo-print/build/Print.js.map
index 9a91741325137a..b9a3951ed744bb 100644
--- a/packages/expo-print/build/Print.js.map
+++ b/packages/expo-print/build/Print.js.map
@@ -1 +1 @@
-{"version":3,"file":"Print.js","sourceRoot":"","sources":["../src/Print.ts"],"names":[],"mappings":"AAAA,OAAO,EAAE,mBAAmB,EAAE,MAAM,mBAAmB,CAAC;AACxD,OAAO,EAAE,QAAQ,EAAE,MAAM,cAAc,CAAC;AAExC,OAAO,aAAa,MAAM,iBAAiB,CAAC;AAW5C,2BAA2B;AAC3B;;GAEG;AACH,MAAM,CAAC,MAAM,WAAW,GAAoB,aAAa,CAAC,WAAW,CAAC;AAEtE,cAAc;AACd;;;;;;;;;;;;GAYG;AACH,MAAM,CAAC,KAAK,UAAU,UAAU,CAAC,OAAqB;IACpD,IAAI,QAAQ,CAAC,EAAE,KAAK,KAAK,EAAE;QACzB,OAAO,MAAM,aAAa,CAAC,KAAK,CAAC,OAAO,CAAC,CAAC;KAC3C;IACD,IAAI,CAAC,OAAO,CAAC,GAAG,IAAI,CAAC,OAAO,CAAC,IAAI,IAAI,QAAQ,CAAC,EAAE,KAAK,KAAK,IAAI,CAAC,OAAO,CAAC,kBAAkB,EAAE;QACzF,MAAM,IAAI,KAAK,CAAC,8CAA8C,CAAC,CAAC;KACjE;IACD,IAAI,OAAO,CAAC,GAAG,IAAI,OAAO,CAAC,IAAI,EAAE;QAC/B,MAAM,IAAI,KAAK,CAAC,sEAAsE,CAAC,CAAC;KACzF;IACD,IAAI,OAAO,CAAC,kBAAkB,KAAK,SAAS,EAAE;QAC5C,OAAO,CAAC,IAAI,CAAC,8EAA8E,CAAC,CAAC;KAC9F;IACD,OAAO,MAAM,aAAa,CAAC,KAAK,CAAC,OAAO,CAAC,CAAC;AAC5C,CAAC;AAED,cAAc;AACd;;;;GAIG;AACH,MAAM,CAAC,KAAK,UAAU,kBAAkB;IACtC,IAAI,aAAa,CAAC,aAAa,EAAE;QAC/B,OAAO,MAAM,aAAa,CAAC,aAAa,EAAE,CAAC;KAC5C;IAED,MAAM,IAAI,mBAAmB,CAAC,OAAO,EAAE,oBAAoB,CAAC,CAAC;AAC/D,CAAC;AAED,cAAc;AACd;;;;GAIG;AACH,MAAM,CAAC,KAAK,UAAU,gBAAgB,CAAC,UAA4B,EAAE;IACnE,OAAO,MAAM,aAAa,CAAC,gBAAgB,CAAC,OAAO,CAAC,CAAC;AACvD,CAAC","sourcesContent":["import { UnavailabilityError } from 'expo-modules-core';\nimport { Platform } from 'react-native';\n\nimport ExponentPrint from './ExponentPrint';\nimport {\n  FilePrintOptions,\n  FilePrintResult,\n  OrientationType,\n  PrintOptions,\n  Printer,\n} from './Print.types';\n\nexport { FilePrintOptions, FilePrintResult, OrientationType, PrintOptions, Printer };\n\n// @needsAudit @docsMissing\n/**\n * The orientation of the printed content.\n */\nexport const Orientation: OrientationType = ExponentPrint.Orientation;\n\n// @needsAudit\n/**\n * Prints a document or HTML, on web this prints the HTML from the page.\n * > Note: On iOS, printing from HTML source doesn't support local asset URLs (due to `WKWebView`\n * > limitations). As a workaround you can use inlined base64-encoded strings.\n * > See [this comment](https://github.com/expo/expo/issues/7940#issuecomment-657111033) for more details.\n *\n * > Note: on iOS, when printing without providing a `PrintOptions.printerUrl` the `Promise` will be\n * > resolved once printing is started in the native print window and rejected if the window is closed without\n * > starting the print. On Android the `Promise` will be resolved immediately after displaying the native print window\n * > and won't be rejected if the window is closed without starting the print.\n * @param options A map defining what should be printed.\n * @return Resolves to an empty `Promise` if printing started.\n */\nexport async function printAsync(options: PrintOptions): Promise<void> {\n  if (Platform.OS === 'web') {\n    return await ExponentPrint.print(options);\n  }\n  if (!options.uri && !options.html && Platform.OS === 'ios' && !options.markupFormatterIOS) {\n    throw new Error('Must provide either `html` or `uri` to print');\n  }\n  if (options.uri && options.html) {\n    throw new Error('Must provide exactly one of `html` and `uri` but both were specified');\n  }\n  if (options.markupFormatterIOS !== undefined) {\n    console.warn('The markupFormatterIOS option is deprecated. Use useMarkupFormatter instead.');\n  }\n  return await ExponentPrint.print(options);\n}\n\n// @needsAudit\n/**\n * Chooses a printer that can be later used in `printAsync`\n * @return A promise which fulfils with an object containing `name` and `url` of the selected printer.\n * @platform ios\n */\nexport async function selectPrinterAsync(): Promise<Printer> {\n  if (ExponentPrint.selectPrinter) {\n    return await ExponentPrint.selectPrinter();\n  }\n\n  throw new UnavailabilityError('Print', 'selectPrinterAsync');\n}\n\n// @needsAudit\n/**\n * Prints HTML to PDF file and saves it to [app's cache directory](./filesystem/#filesystemcachedirectory).\n * On Web this method opens the print dialog.\n * @param options A map of print options.\n */\nexport async function printToFileAsync(options: FilePrintOptions = {}): Promise<FilePrintResult> {\n  return await ExponentPrint.printToFileAsync(options);\n}\n"]}
\ No newline at end of file
+{"version":3,"file":"Print.js","sourceRoot":"","sources":["../src/Print.ts"],"names":[],"mappings":"AAAA,OAAO,EAAE,mBAAmB,EAAE,MAAM,mBAAmB,CAAC;AACxD,OAAO,EAAE,QAAQ,EAAE,MAAM,cAAc,CAAC;AAExC,OAAO,aAAa,MAAM,iBAAiB,CAAC;AAW5C,IAAI,UAAU,GAAG,KAAK,CAAC;AACvB,2BAA2B;AAC3B;;GAEG;AACH,MAAM,CAAC,MAAM,WAAW,GAAoB,aAAa,CAAC,WAAW,CAAC;AAEtE,cAAc;AACd;;;;;;;;;;;;GAYG;AACH,MAAM,CAAC,KAAK,UAAU,UAAU,CAAC,OAAqB;IACpD,IAAI,QAAQ,CAAC,EAAE,KAAK,KAAK,EAAE;QACzB,OAAO,MAAM,aAAa,CAAC,KAAK,CAAC,OAAO,CAAC,CAAC;KAC3C;IACD,IAAI,CAAC,OAAO,CAAC,GAAG,IAAI,CAAC,OAAO,CAAC,IAAI,IAAI,QAAQ,CAAC,EAAE,KAAK,KAAK,IAAI,CAAC,OAAO,CAAC,kBAAkB,EAAE;QACzF,MAAM,IAAI,KAAK,CAAC,8CAA8C,CAAC,CAAC;KACjE;IACD,IAAI,OAAO,CAAC,GAAG,IAAI,OAAO,CAAC,IAAI,EAAE;QAC/B,MAAM,IAAI,KAAK,CAAC,sEAAsE,CAAC,CAAC;KACzF;IACD,IAAI,OAAO,CAAC,kBAAkB,KAAK,SAAS,EAAE;QAC5C,OAAO,CAAC,IAAI,CAAC,8EAA8E,CAAC,CAAC;KAC9F;IACD,IAAI,UAAU,EAAE;QACd,MAAM,IAAI,KAAK,CAAC,8CAA8C,CAAC,CAAC;KACjE;IAED,UAAU,GAAG,IAAI,CAAC;IAClB,IAAI;QACF,OAAO,MAAM,aAAa,CAAC,KAAK,CAAC,OAAO,CAAC,CAAC;KAC3C;YAAS;QACR,UAAU,GAAG,KAAK,CAAC;KACpB;AACH,CAAC;AAED,cAAc;AACd;;;;GAIG;AACH,MAAM,CAAC,KAAK,UAAU,kBAAkB;IACtC,IAAI,aAAa,CAAC,aAAa,EAAE;QAC/B,OAAO,MAAM,aAAa,CAAC,aAAa,EAAE,CAAC;KAC5C;IAED,MAAM,IAAI,mBAAmB,CAAC,OAAO,EAAE,oBAAoB,CAAC,CAAC;AAC/D,CAAC;AAED,cAAc;AACd;;;;GAIG;AACH,MAAM,CAAC,KAAK,UAAU,gBAAgB,CAAC,UAA4B,EAAE;IACnE,OAAO,MAAM,aAAa,CAAC,gBAAgB,CAAC,OAAO,CAAC,CAAC;AACvD,CAAC","sourcesContent":["import { UnavailabilityError } from 'expo-modules-core';\nimport { Platform } from 'react-native';\n\nimport ExponentPrint from './ExponentPrint';\nimport {\n  FilePrintOptions,\n  FilePrintResult,\n  OrientationType,\n  PrintOptions,\n  Printer,\n} from './Print.types';\n\nexport { FilePrintOptions, FilePrintResult, OrientationType, PrintOptions, Printer };\n\nlet isPrinting = false;\n// @needsAudit @docsMissing\n/**\n * The orientation of the printed content.\n */\nexport const Orientation: OrientationType = ExponentPrint.Orientation;\n\n// @needsAudit\n/**\n * Prints a document or HTML, on web this prints the HTML from the page.\n * > Note: On iOS, printing from HTML source doesn't support local asset URLs (due to `WKWebView`\n * > limitations). As a workaround you can use inlined base64-encoded strings.\n * > See [this comment](https://github.com/expo/expo/issues/7940#issuecomment-657111033) for more details.\n *\n * > Note: on iOS, when printing without providing a `PrintOptions.printerUrl` the `Promise` will be\n * > resolved once printing is started in the native print window and rejected if the window is closed without\n * > starting the print. On Android the `Promise` will be resolved immediately after displaying the native print window\n * > and won't be rejected if the window is closed without starting the print.\n * @param options A map defining what should be printed.\n * @return Resolves to an empty `Promise` if printing started.\n */\nexport async function printAsync(options: PrintOptions): Promise<void> {\n  if (Platform.OS === 'web') {\n    return await ExponentPrint.print(options);\n  }\n  if (!options.uri && !options.html && Platform.OS === 'ios' && !options.markupFormatterIOS) {\n    throw new Error('Must provide either `html` or `uri` to print');\n  }\n  if (options.uri && options.html) {\n    throw new Error('Must provide exactly one of `html` and `uri` but both were specified');\n  }\n  if (options.markupFormatterIOS !== undefined) {\n    console.warn('The markupFormatterIOS option is deprecated. Use useMarkupFormatter instead.');\n  }\n  if (isPrinting) {\n    throw new Error('Another print request is already in progress');\n  }\n\n  isPrinting = true;\n  try {\n    return await ExponentPrint.print(options);\n  } finally {\n    isPrinting = false;\n  }\n}\n\n// @needsAudit\n/**\n * Chooses a printer that can be later used in `printAsync`\n * @return A promise which fulfils with an object containing `name` and `url` of the selected printer.\n * @platform ios\n */\nexport async function selectPrinterAsync(): Promise<Printer> {\n  if (ExponentPrint.selectPrinter) {\n    return await ExponentPrint.selectPrinter();\n  }\n\n  throw new UnavailabilityError('Print', 'selectPrinterAsync');\n}\n\n// @needsAudit\n/**\n * Prints HTML to PDF file and saves it to [app's cache directory](./filesystem/#filesystemcachedirectory).\n * On Web this method opens the print dialog.\n * @param options A map of print options.\n */\nexport async function printToFileAsync(options: FilePrintOptions = {}): Promise<FilePrintResult> {\n  return await ExponentPrint.printToFileAsync(options);\n}\n"]}
\ No newline at end of file
diff --git a/packages/expo-print/ios/ExpoPrintModule.swift b/packages/expo-print/ios/ExpoPrintModule.swift
index fa00dd3df65d08..225ce194f61284 100644
--- a/packages/expo-print/ios/ExpoPrintModule.swift
+++ b/packages/expo-print/ios/ExpoPrintModule.swift
@@ -21,6 +21,15 @@ public class ExpoPrintModule: Module {
   public func definition() -> ModuleDefinition {
     Name("ExpoPrint")
 
+    Constants {
+      [
+        "Orientation": [
+          "portrait": PrintOrientation.portrait.rawValue,
+          "landscape": PrintOrientation.landscape.rawValue
+        ]
+      ]
+    }
+
     AsyncFunction("print") { (options: PrintOptions, promise: Promise) in
       printWithPrinter.startPrint(options: options, promise: promise)
     }
diff --git a/packages/expo-print/ios/PrintOptions.swift b/packages/expo-print/ios/PrintOptions.swift
index a83cbbbef9bfca..340e9b0c4e384f 100644
--- a/packages/expo-print/ios/PrintOptions.swift
+++ b/packages/expo-print/ios/PrintOptions.swift
@@ -1,5 +1,10 @@
 import ExpoModulesCore
 
+enum PrintOrientation: String {
+  case portrait
+  case landscape
+}
+
 internal struct PrintOptions: Record {
   @Field
   var html: String?
@@ -35,8 +40,6 @@ internal struct PrintOptions: Record {
   var markupFormatterIOS: String?
 
   let kLetterPaperSize = CGSize(width: 612, height: 792)
-  let kExpoPrintOrientationLandscape = "landscape"
-  let kExpoPrintOrientationPortrait = "portrait"
 
   func toPageSize() -> CGSize {
     // defaults to pixel size for A4 paper format with 72 PPI
@@ -81,6 +84,6 @@ internal struct PrintOptions: Record {
   }
 
   func toUIPrintInfoOrientation() -> UIPrintInfo.Orientation {
-    orientation == kExpoPrintOrientationLandscape ? UIPrintInfo.Orientation.landscape : UIPrintInfo.Orientation.portrait
+    orientation == PrintOrientation.landscape.rawValue ? UIPrintInfo.Orientation.landscape : UIPrintInfo.Orientation.portrait
   }
 }
diff --git a/packages/expo-print/src/Print.ts b/packages/expo-print/src/Print.ts
index 1c51ce67d45dc7..8d814310bd44a5 100644
--- a/packages/expo-print/src/Print.ts
+++ b/packages/expo-print/src/Print.ts
@@ -12,6 +12,7 @@ import {
 
 export { FilePrintOptions, FilePrintResult, OrientationType, PrintOptions, Printer };
 
+let isPrinting = false;
 // @needsAudit @docsMissing
 /**
  * The orientation of the printed content.
@@ -45,7 +46,16 @@ export async function printAsync(options: PrintOptions): Promise<void> {
   if (options.markupFormatterIOS !== undefined) {
     console.warn('The markupFormatterIOS option is deprecated. Use useMarkupFormatter instead.');
   }
-  return await ExponentPrint.print(options);
+  if (isPrinting) {
+    throw new Error('Another print request is already in progress');
+  }
+
+  isPrinting = true;
+  try {
+    return await ExponentPrint.print(options);
+  } finally {
+    isPrinting = false;
+  }
 }
 
 // @needsAudit