1. I

    VBA code only runs fast in a newly opened workbook

    I have this extremely strange issue with one of my VBA script JSON codes where it only runs fast (about 1 min and 20 seconds) when I open up a new workbook and insert my code and add Microsoft script reference right there. However, besides this it takes forever to run. Also if I save this file...
  2. I

    Why does this JSON Microsoft Script VBA code work in Excel 2016 but takes forever in 2019?

    I have this JSON Microsoft Scripting VBA code that pulls data from a work website into Excel. Can pull about 55,000 rows of data. About 5 columns of data. On 2016 the code worked fine but on 2019, which I need the code on, it takes forever to run or crashes Excel. I then have to quit Excel. I...
  3. T

    Multiple worksheet change events slowing down workbook

    I have written some VBA code which contains multiple worksheet change event triggers within a single sheet. It works as I would like it to however I find it has slowed my workbook down whenever I make any changes to it. I wondered if there is a more efficient way to write this code? See code...
  4. H

    Excel sheet painfully slow without calculations

    I have two XLSX files, with same setup, only with different amount of rows, about 4000 line items for one, and 400 for another. ISSUE: if i enter data to any of the cells in the table, Excel will display a circular loading icon (NO CALCULATION progress) and after about 8 seconds ( does not...
  5. wsnyder

    Excel Table Is Slow

    Hi all, Using Excel Microsoft 365. I have an Excel Table. I deleted all data from the Table and then resized the table to $A$1:$A$2 I then added 13k rows of data beginning at Row 2. That is where the slowness began. Why does it take so long for Excel to resize the table to include all 13K...
  6. T

    Are these bad coding? What is slowing these down?

    Can someone please help me? After I upgrade Office from 2010 to Office 365, all the codes become very slow. I'm looking into the causes. I came across this really simple codes and pulled out a section. I wanted to ask all of you experts why these simple codes would take such a long time to run...
  7. S

    Very Large Excel - Some Columns Are Slow to Copy and Paste

    All, I created a very large Excel file (i.e. hundreds of MBs or 100,000 rows by 369 columns) for calculating a sample of about 100,000 insurance policies across five or so different companies. I started off by building out the first row with all the needed formulas and then have copied them...
  8. K

    Speed Up Macro Segment

    Hello, I have a very long macro that's taking a REALLY long time to run (so long that my computer goes into standby mode while it runs). I narrowed the problem area of the code down to the segment below, and am wondering if anyone has any tips on how to make this more efficient. It does what...
  9. M

    Slow refresh

    Hi, I am beginning in power Query in Excel. I have a general issue is the speed of refresh. I have something very basic code like : Source1 = Excel.CurrentWorkbook(){[Name="tblprofit"]}[Content], #"Filtered Rows1" = Table.SelectRows(Source1, each ([Sales organisation] <> null) and...
  10. T

    Slow calculation of calculated column in Power Pivot

    Hi, I'm having a performance issue while running the following formula: "=Calculate(sum(lines[CB unit]),Filter(Lines,Lines[Index]<=earlier(Lines[index]))" I'm only iterating over 150K rows, but the calculation times out and never seems to finish. It works fine with 2K rows, but really starts...
  11. C

    Writing collection to sheet seems slow.

    Hi, I have a 2 dimension collection. The collections has 7 rows and 25 columns. Writing this collection to a sheet takes about 60 seconds, which is slow to me. The calculations are set to manual, and the displays, events and screenupdaing are set to false. What else could be causing the...
  12. J

    Splitting a cell by delimiter with formula. Warning: 312 splits needed for this.

    Hi! I can't seem to find a way to split cells in Excel using formulas (I need it to be dynamic, so I can't use the built-in splitter). What I have is up to 8 rows and 39 columns put into one cell. It's easy enough to get them spread out when I get them split up, but I can't split them. I can't...
  13. J

    This code for saving worksheet is very slow

    Hi, This code I have to add new workbook > copy data from active sheet to Sheet1 of new workbook then save runs slow. Private Sub SaveSheet() Dim WB1 As Workbook, WB2 As Workbook Dim WS1 As Worksheet, WS2 As Worksheet NUMBERA = Sheets("Main").TextBox1.Value LR = Range("A65000").End(xlUp).Row...
  14. V

    Slow recalculation of workbook

    Hi, I have problem with my workbook, I solved first issue with user defined functions, but now I have very slow workbook, with small amount of data (comparing other workbooks I made), can somebody help me? reference to my last thread...
  15. R

    Spreadsheet incredibly slow when moving tabs

    Hi I realize the title is not that helpful I have a relatively large spreadsheet - around 7 MB - with a lots of calculations and 50+ tabs It calculates fine and very quickly. However, my problem is that if I move a tab or insert a blank line (even if that line does not impact any...
  16. S

    Excel for Office 365 very slow

    Hello, We have recently installed 64-bit excel for Office 365, and it seems to be very slow in response time / stickiness in cells. Anyone know what might be causing this? thanks
  17. M

    Speed up spreadsheet

    Can anyone help please, I have just added a picture vlookup into by spreadsheet that has now made the spreadsheet run so slow, some times I am waiting up to 15 seconds to move the cursor around the spread sheet. I have in 2 of my 20 or so VBA codes added the following, which did help speed it...
  18. T

    Solver with rounding issues and running very slow with integer constraint

    Hi, I'm trying out Solver and it's very very slow! My test spreadsheet has 25 rows of test data and it ran over 30 minutes and froze all the other Excel screens, so I finally ended the task. It probably would've ran for 2 hours if I let it. Part of the issue is, the constraint is set to...
  19. D

    Help - Slow Performance on File (Experts Needed)

    I have an issue with a Gantt Chart Template that I created, its very slow for some reason (I cant find the root cause :warning:) Could you please take a look of it and support me to speed it up? Thanks a lot!!! Download Link:
  20. D

    Excel Gantt: Slow Performance

    Hello Mr. Excel Team Members, I have an issue with a Gantt Chart Template that I create, something it makes it extremely slow... I'm not sure if its due the formulas, conditional formatting or other stuff... Could you please take a look of it and support me to speed it up? Thanks a lot...
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