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The Prepar3d Forum

The Prepar3d Forum is a forum for Lockheed's Prepar3d simulation software. Quoting Lockheed Martin; "Prepar3D furthers the development of Microsoft® ESP while maintaining compatibility with Microsoft Flight Simulator X, allowing many thousands of add-ons to be used within Prepar3D."  This forum is for general user-to-user discussions.  Official support for this product can be obtained at Lockheed Martin.  Website - https://www.prepar3d.com/

  1. Ok let’s get some screens and initial feedback! Been waiting eagerly for this one! Got my CC ready! .

    • 283 replies
    • 59.8k views
  2. Started by edpatino,

    Hi: After a re-install of the latest version of GTN750 (GTN complete version) on my laptop I noticed a severe FPS drop (from a locked and stable 30, down to 10 FPS more or less) at each time an aircraft equipped with the GTN750 is loaded up in the sim. The workaround is to turn the avionics OFF and then to ON in order to force a restart of the GTN unit. Then, the FPS goes back to normal. The A/V was disabled during the installation of the GTN and when running the sim it remains disabled. I also gave admin rights to the GTN Config Tool. Posted this on the F1 forums yesterday, but so far I'm not getting any feedback from there. Someone has already experi…

    • 5 replies
    • 1.4k views
  3. Started by BMW969,

    The drawdown of the FPS is quite significant when compared with the old version.

    • 19 replies
    • 7.7k views
  4. Started by Zimmerbz,

    How do I fix elevation issues within the sim? I have only noticed this in two airports since updating to 4.5 (the default airport and Fly Tampa KBUF). Last night I tried to fly out of KBUF and picked a gate to fly out of. Once the sim loaded, all of the planes were parked rear facing the terminal and then when I went to taxi, there were small “canyons” for lack of better terms in the alley and taxiways. I use all of the Orbx stuff except vector. Any idea how to fix this? I would assume it is at other airports but not sure which specifically until I fly to one.

    • 4 replies
    • 1.4k views
  5. Started by wardp,

    Over the last week my P3Dv4.5 will not automatically run as Administrator even though the box in the properties/Compatibility options is checked. When I run P3D I get a warning from Active Sky, if it has already been started, or FSLabs that P3D must be run as Administrator and I should close it and restart. When I look at the P3D properties options the under the Compatibility tab the Run as administrator box is checked but the line is also greyed out. Anyone have any ideas please?

    • 3 replies
    • 1.5k views
  6. Started by Lokoko,

    I installed F1TGTN in C:\Lockheed Martin\Prepar3D v4. It is 12.8 MB with 9 files. I installed Garmin GTN Trainer in the Garmin directory under program files (x86). When I click on the F1 GTN configure icon on the desk top I get the following message: “We could not locate the required Garmin GTN Trainer in the default install location on your computer”. But it is there. I turned off the Windows firewall and my malware program in windows 10. I can’t see where to turn off the anti-virus in windows 10. I must be doing something wrong but can’t figure it out. Please Help. Lokoko

    • 5 replies
    • 1.4k views
  7. Hey, had a quick question regarding the texture resolution settings in P3D v4. I currently upgraded to a 43" 4k TV from a 34" ultrawide. I'm running OrbX, REX, and A2A Cessna 172 trainer on a GTX 1070 video card. I plan on upgrading to a GTX 2080 Ti soon to help out with the 4k resolution. I've set my P3D resolution to 4096x2160x32, but when I set my Texture Resolution under 'Image and Texture Quality' settings to 'Ultra - 4096x4094', it keeps reverting to 'High - 2048x2048'. Is there any reason why it won't allow me to stick with the 4k resolution? Are there any other settings that need to be adjusted?

    • 14 replies
    • 2.9k views
  8. Hi guys, I am on the fence on transitioning from F1 to RXP. Is it recommended or worth it? I can tell they both are not similar and yet at the same time similar. My GA aircrafts are A2A, Manfred C47, Realair birds, and PMDG DC. I am quite perplexed on their offerings. I do know both use the latest available GTN trainer now (but please correct if I am wrong). I am planing to use VoxATC with the above planes mentioned. Should I move from F1?

    • 7 replies
    • 1.3k views
  9. Hello all, I guess many of you already own the new PMDG 737 NGXu. I was trying to use Tomatoshade with the current PMDG 737 reflection profiles (there are plenty out there), however they seem not to work with the NGXu since I think the new one has some new models perhaps (for instant BW instead of WL). Does somebody created these profiles and willing to share? Thank you :) Omar

    • 13 replies
    • 5.6k views
  10. Started by gcrewmc,

    Hi all, I have been making some tweaks to a scenery for Toronto and I have been getting random buildings in the middle of the apron. I have never seen these buildings on the CYYZ premises or anywhere else. I do not have any other CYYZ files installed. Any help would be appreciated.

    • 6 replies
    • 1.2k views
  11. Started by Quasimodo,

    I have often used the P3D Recording/Playback function to carry out benchmark comparisons between hardware changes and overclocks. I'd use FRAPS to display FPS and ShadowPlay to make a video of the recorded playback and compare them side by side to see if there was any observable difference with 2 different Graphics cards for example. However I've just being doing that very thing for the first time in a while and I noticed that the FPS is substantially different while recording than it is during playback. So while I am recording using Record under the analysis tab I see about 30fps compared to 20fps I see during the playback. I am sure that it wasn't this way bef…

    • 0 replies
    • 925 views
  12. Started by Benjamin J,

    Hey all, easy question: I currently have WFSS' ZBAA, but see that A_A's is currently on sale. I don't like WFSS' very much, but I got it because it was the only one in town at the time. Would you say A_A' ZBAA is so much better that it warrants its purchase despite having the one by WFSS already?

    • 19 replies
    • 5.6k views
  13. Started by PatC,

    Hi I yesterday late evening realized, that my Autogen Configuratin Manager is not working (maybe since a longer time but I didn't realize it until yesterday). I tried my Justsim sceneries and they have no autogen at all. Then I remebered that in the past, ACM startet after using ORBX and this it does not anymore. So I deleted the ACM completely even the Registrationkey. Then I installed the Payware Skiathos Scenery as I know it comes with the ACM. It correctely installed the ACM and it was added to de add-ons but on start up, ACM didn't lunch. Next step I did, I was not sure if I installed ORBX library in to the root folder or not (and this is essential for J…

    • 5 replies
    • 2.6k views
  14. Started by mikeymike,

    Hi, can someone please share their envshade settings. for those who do have it. Would like to compare. thanks

    • 2 replies
    • 872 views
  15. https://imgur.com/GFjCQ8i

    • 6 replies
    • 908 views
  16. Started by Gabriel Victor,

    I'm doing my first flight with the 777-300ER and i've had some problems. First the aircraft didn't want to climb via VNAV automatically, i set the altitude in the MCP and it didn't climb, i had to use V/S and then re-enable VNAV for it to work. Now i'm at FL380 cruising and the aircraft is not level So the V/S is at 0, it's stable but the nose is pitching upwards, that's not normal, right? I've emptied the payload and nothing changed

  17. Started by eXpress48,

    Hey Guys, I read through pretty much every AA Thread, but I couldn't find a solution for my Problem. I'm running P3D 4.2 on a 24" (60 Hertz) Monitor with a 1920x1200 Resolution. No matter which AA Settings I choose, I can't get rid of the Shimmering in the Sim. I'm using a 1080 TI, so I could turn AA up to 8xSSAA which however affects Performance even on this Card. Those are the current Settings, that I use in P3D and Nvidia Inspector: I appreciate any help. Thanks!

    • 41 replies
    • 12.6k views
  18. So... I've had FSUIPC5 installed for some time now, although essentually only because some aircraft I've purchased require it for functionality (meaning the non-registered version). One thing I've found is my A2A a/c typically have conf ig options where I can assign an axis to trim i.e rudder trim, something that doesn't appear to be possible in P3D itself. Would FSUIPC5 provide that sort of functionality in the registered version? If so can anyone provide an example of what sort of configuration of FSUIPC5 is required to do so? I'm just wanting to weigh up if it can and how much of challange would it be to configure a global rudder trim axis for all a…

    • 4 replies
    • 1.5k views
  19. Started by avi8tir,

    I overclocked my 9900k to 5GHz last night. Pretty impressive. I loaded FSDT KLAX and QW 787-10. I have all ORBX products, Envex, etc etc etc. With a 4pm time which is approaching dusk, I saw around 22-25 fps. Not bad at all. After messing around a bit I turned off HT. Reloaded the same scenario. I actually saw a dip in FPS to around 18-20. I always thought HT Off would give an increase? I read a post recently where someone else with a 9900k saw a 25% increase in FPS. Any ideas?

    • 34 replies
    • 5k views
  20. Started by Beardyman,

    Came back to active flying and wondering about buying P3D - presently i am with revision 3. I do not want to buy ver.4.5 if next revision is behind the corner. So here is my question - is it really behind the corner ?, any rumors for new version of P3D ? Is it worth to wait ?

    • 37 replies
    • 5.4k views
  21. Started by sem,

    https://imgur.com/a/m1jbIEL These AI wheels dont seem to work, how do i make them un-twist? its the FAIB 747-200

    • 0 replies
    • 406 views
  22. Hello sim friends Have a want to found a list of the airports ameliorated by orbx in NL. Anybody know if the NL2000 airports are less or better to use with NL orbx scenery ? Mark

    • 6 replies
    • 2.4k views
  23. Hello, my numpad 1 and 7 keys are bound to elevator trim up and down respectively. However, this does not appear in the default P3D control assignment menu, it indicates that the Home and End keys are active for elevator trim. I don't want the 1 and 7 keys to be active as I want to use those keys for views with Chase Plane. Chase Plane is aware that these keys are active as it warns me when I try to assign them to views. I use FSUIPC but the keys are not active in FSUIPC. Any idea what's going on here, and most importantly how I can delete these assignments within P3D? Thanks, Dave

    • 4 replies
    • 979 views
  24. Hi, I've read dozens of pages on this topic, in this forum and in others. I have adopted all the proposed solutions; here is the list: delete shader folder disabled the "Frozen surface" option in FTX Global Vector (ORBX): this operation solved almost all problems around KJFK airport, before it was like this inserted value TextureMaxLoad = 30 in scenery.cgf file (before it did not exist) increased value of TEXTURE_BANDWIDTH_MULT to 150 in scenery.cfg file I tried to disable some scenarios However I was not able to solve the problem at all, which is especially noticeable in the following image (note the highlighted areas). I don't …

    • 27 replies
    • 4.4k views
  25. Hey everyone! When I fly the QW787 and PMDG777 during the dusk the landing lights won't illuminate the ground (Same for taxi and turnoff). The only way to get it to work is to load the sim at night and then change it to the current time. Another separate issue is that from within the cockpit I don't see the aircraft shadow, just a floating shadow box outside. Prepar3D 4.5 + Tomato RD + ORBX Global I5-9400F RTX2060 16DDR4

    • 6 replies
    • 1.7k views

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